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		<id>https://www.explainxkcd.com/wiki/api.php?action=feedcontributions&amp;feedformat=atom&amp;user=162.158.158.253</id>
		<title>explain xkcd - User contributions [en]</title>
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		<updated>2026-04-30T06:25:01Z</updated>
		<subtitle>User contributions</subtitle>
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	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2838:_Dubious_Islands&amp;diff=325067</id>
		<title>Talk:2838: Dubious Islands</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2838:_Dubious_Islands&amp;diff=325067"/>
				<updated>2023-10-06T22:49:19Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
As a native of the North Country of Northern New York, I'm really disappointed that Randall didn't label the St. Lawrence river. :-( [[Special:Contributions/162.158.158.253|162.158.158.253]] 22:49, 6 October 2023 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2415:_Allow_Captcha&amp;diff=205252</id>
		<title>Talk:2415: Allow Captcha</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2415:_Allow_Captcha&amp;diff=205252"/>
				<updated>2021-01-23T20:24:26Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
Wow, this took me a while to figure out...&amp;lt;span&amp;gt; — [[User:Sqrt-1|The &amp;lt;b&amp;gt;𝗦𝗾𝗿𝘁-𝟭&amp;lt;/b&amp;gt;]] &amp;lt;sup&amp;gt;[[User talk:Sqrt-1|&amp;lt;span style=&amp;quot;color: blue&amp;quot;&amp;gt;talk&amp;lt;/span&amp;gt;]] [[Special:Contributions/Sqrt-1|&amp;lt;span style=&amp;quot;color: blue&amp;quot;&amp;gt;stalk&amp;lt;/span&amp;gt;]]&amp;lt;/sup&amp;gt;&amp;lt;/span&amp;gt; 03:48, 23 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
Behold, the most ominous caption of all time. [[Special:Contributions/172.69.34.152|172.69.34.152]] 07:38, 23 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
When I saw this explanation the title text was explained like this:&lt;br /&gt;
:Title text is a similar recaptcha thing trying to also do identity fraud at coords 3,3 and 4,3. &lt;br /&gt;
What does that even mean? I will change it, but if there is a meaning to those coordinates? then reinsert and explain... --[[User:Kynde|Kynde]] ([[User talk:Kynde|talk]]) 10:09, 23 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
:I'm guessing 3,3 and 4,3 refer to the table of boxes in the comic itself - the two boxes that contain the malware window are in the third row counting down from top, counting from the left one is in the third box and one in the fourth left box.  Not particularly relevant to the title text, though. [[Special:Contributions/172.68.146.216|172.68.146.216]] 13:50, 23 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
Not all 9-tuples of digits can be determined from their pairs of digits.  For example, 123-45-6781 and 234-56-7812 have the same pairs.  Likewise, 121-31-4151 and 121-41-5131  have the same pairs [[Special:Contributions/162.158.62.157|162.158.62.157]] 13:23, 23 January 2021 (UTC)&lt;br /&gt;
:This makes me wonder what the smallest difference n-m is so that you cannot uniquely determine an n-tuple of numbers from all m-tuples contained within it. [[Special:Contributions/162.158.158.253|162.158.158.253]] 20:24, 23 January 2021 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=2412:_1/100,000th_Scale_World&amp;diff=204738</id>
		<title>2412: 1/100,000th Scale World</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=2412:_1/100,000th_Scale_World&amp;diff=204738"/>
				<updated>2021-01-15T20:10:15Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: /* Explanation */ typo&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 2412&lt;br /&gt;
| date      = January 15, 2021&lt;br /&gt;
| title     = 1/100,000th Scale World&lt;br /&gt;
| image     = 1_100000th_scale_world.png&lt;br /&gt;
| titletext = The floor should be slightly curved, but we haven't figured out artificial gravity yet, so for now we just added a trace intoxicating gas to the air that messes with your inner ear and gives you a sense that the ground is tilting away from you.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
{{incomplete|Created by a TOXIC AURORA. Missing an explanation entirely. Do NOT delete this tag too soon.}}&lt;br /&gt;
&lt;br /&gt;
This comic is a sequel to the previous comic. There is a 1/100,000th scale world in this comic.&lt;br /&gt;
&lt;br /&gt;
The title text states that the floor should be slightly curved. In fact, given that the model in the comic is about 10 meters long, it represents about 1000 km of Earth, that spans about 9 degrees of a great circle. Therefore, if the model wasn't larger than the part shown in the panel, its edges would have a very noticeable slope of 4.5 degrees.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
{{incomplete transcript|Do NOT delete this tag too soon.}}&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:Illustrations of scale]]&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=2410:_Apple_Growers&amp;diff=204462</id>
		<title>2410: Apple Growers</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=2410:_Apple_Growers&amp;diff=204462"/>
				<updated>2021-01-12T15:29:57Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: Making fun of Trump&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 2410&lt;br /&gt;
| date      = January 12, 2021&lt;br /&gt;
| title     = Apple Growers&lt;br /&gt;
| image     = apple_growers.png&lt;br /&gt;
| titletext = Hopefully in a couple of weeks we'll be able to resume our apple-focused updates, because we have SO MUCH to say about Cosmic Crisp.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
{{incomplete|Created by a DISTRACTED APPLE GROWER. Please mention here why this explanation isn't complete. Do NOT delete this tag too soon.}}&lt;br /&gt;
&lt;br /&gt;
On January 6, 2021, supporters of President {{w|Donald Trump}} {{w|2021 storming of the United States Capitol|stormed the United States Capitol}} while Congress was in session, an event variously described as treason, insurrection, domestic terrorism, or a coup attempt. Nothing in modern American history resembles this; the {{w|Burning of Washington}}, by the British in {{w|the War of 1812}}, is sometimes raised in comparison. It is hard to overstate the significance of this event—it was a blatant attempt to violently overturn a fair election{{Citation needed}} and prevent the orderly transition of power, and an unprecedented attack on democracy.&lt;br /&gt;
&lt;br /&gt;
In its wake, many Democratic and Republican politicians have condemned the incident, and corporations ranging from Marriott Hotels to Axe Body Spray have denounced Trump and his enablers.&lt;br /&gt;
&lt;br /&gt;
Normal American life, already strained under the [[:Category:COVID-19|coronavirus pandemic]], was dealt another blow by the insurrection, but various scheduled events continue to be carried out. This comic depicts one such event, a news conference hosted by the State Apple Growers (of an unspecified state). Their spokeswoman, Megan, announces that the apple growers would like Donald Trump to resign. This has nothing to do with apples. Ponytail questions Megan about this, but Megan concedes that the apple growers have not actually been doing apple-related work recently. (Apples are generally [https://www.gardenguides.com/12190219-the-best-time-to-plant-apple-trees.html planted in late fall or early spring], and then [https://www.gardenguides.com/12386051-when-is-apple-season.html picked at the end of summer and into the fall], so they're in a bit of a lull in the middle of winter.) She then gives a frazzled call for people to consume apples, using phrases similarly to those Trump often uses, while admitting that the growers are under great strain.&lt;br /&gt;
&lt;br /&gt;
{{w|Cosmic Crisp}}, mentioned in title text, is a variety of apples developed in the Washington State University that has been on sale since 2019, amid a large marketing campaign.&lt;br /&gt;
&lt;br /&gt;
This is one of very few comics with [[Beret Guy]] where he is not really doing anything, although his presence in food related comics have often been seen, and this is also a weird turn of event that the Apple Growers discuss Trump. However, usually Beret Guy is not interested in real life problems.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[Beret Guy and Cueball stand on either side of Megan with her hair unkempt. They stand behind a lectern with an image of an apple on the front of it. Unreadable text is written on both side of the apple in two rows.]&lt;br /&gt;
:Megan: *Ahem* &lt;br /&gt;
:Megan: The state apple-growers' association has decided to formally call on President Donald Trump to resign.&lt;br /&gt;
&lt;br /&gt;
:[A wider shot shows Beret Guy, Megan, and Cueball on a podium behind the lectern. The visible audience consist of a Cueball-like guy, Hairy and Ponytail holding a microphone to her mouth as she addresses those on the podium.]&lt;br /&gt;
:Ponytail: Weren't you meeting to update the standards for new apple varieties?&lt;br /&gt;
:Megan: Yes, but we talked it over and this is what we decided. &lt;br /&gt;
:Megan: We feel strongly that this is important.&lt;br /&gt;
&lt;br /&gt;
:[There is a narrow shot with a zoom in on Megan.]&lt;br /&gt;
:Ponytail (off-panel): Did you discuss anything on your actual agenda?&lt;br /&gt;
:Megan: Thanks for the question! We did not.&lt;br /&gt;
&lt;br /&gt;
:[Beret Guy, Cueball and Megan is again seen from the front behind the lectern, Megan's hair even more unkempt.]&lt;br /&gt;
:Ponytail (off-panel): Do you have any apple-related announcements at all?&lt;br /&gt;
:Megan: Uh, apples are great. Best fruit. Everyone should buy 1,000 of them. &lt;br /&gt;
:Megan: '''''We're a little distracted right now, okay??'''''&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
&lt;br /&gt;
[[Category:Comics featuring Megan]]&lt;br /&gt;
[[Category:Comics featuring Beret Guy]]&lt;br /&gt;
[[Category:Comics featuring Cueball]]&lt;br /&gt;
[[Category:Comics featuring Hairy]]&lt;br /&gt;
[[Category:Comics featuring Ponytail]]&lt;br /&gt;
[[Category:Multiple Cueballs]]&lt;br /&gt;
[[Category:Food]]&lt;br /&gt;
[[Category:Public speaking]]&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=2404:_First_Thing&amp;diff=204315</id>
		<title>2404: First Thing</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=2404:_First_Thing&amp;diff=204315"/>
				<updated>2021-01-09T03:53:34Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 2404&lt;br /&gt;
| date      = December 28, 2020&lt;br /&gt;
| title     = First Thing&lt;br /&gt;
| image     = first_thing.png&lt;br /&gt;
| titletext = Then I'm going to go on a weeks-long somatic hypermutation bender, producing ever-more targeted antibodies, while I continue to remain distanced and follow guidance from public health authorities.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
{{incomplete|Created by a SPIKED PROTEIN. Needs a better explanation of the science and the title text. Do NOT delete this tag too soon.}}&lt;br /&gt;
This comic is another in a [[:Category:COVID-19|series of comics]] related to the {{w|2019–20 coronavirus outbreak|2020 pandemic}} of the {{w|coronavirus}} {{w|SARS-CoV-2}}, which causes {{w|COVID-19}}. &lt;br /&gt;
&lt;br /&gt;
This comic, somewhat like [[2402: Into My Veins]], references both the {{w|COVID-19 vaccine}} and a common Internet trend. Two comics later in [[2406: Viral Vector Immunity]], the vaccine is again referenced.&lt;br /&gt;
&lt;br /&gt;
The {{w|COVID-19 pandemic}} has been one of the most consequential and broadly unpleasant events in living memory{{Citation needed}}.  As of the publication of this strip, it is estimated to have caused over 1.5 million deaths worldwide, with over 300,000 deaths in the United States, with many more cases that have not resulted in fatality but often needing serious medical support and/or with lasting implications.  Even for those who have been spared infection, measures to slow the spread of the virus have been highly impactful and have been ongoing for nearly a year.&lt;br /&gt;
&lt;br /&gt;
In consequence of all of this, many people are excited for the vaccine (which will hopefully end the pandemic). Many people online have been sharing plans for what they'll do after getting the vaccine, like &amp;quot;see my friends&amp;quot; or &amp;quot;travel the world.&amp;quot; In this comic, Ponytail takes the trend literally, listing not what she will voluntarily choose to do but what low-level involuntary systems in her body will do immediately after getting the vaccine:&lt;br /&gt;
&lt;br /&gt;
* First she will make some {{w|peplomer|spike proteins}}. This implies that she took an {{w|COVID-19 vaccine#Technology platforms|mRNA vaccine}} (e.g. from {{w|BioNTech}} or {{w|Moderna}}) or a viral-vector vaccine like the ones from {{w|AstraZeneca}} or {{w|CanSino Biologics|CanSino}}. mRNA vaccines contain RNA encoding for the viral proteins, which is then used by Ponytail's cell to make the spike protein. Viral-vector vaccines contain DNA, which the viral &amp;quot;shell&amp;quot; introduces into human cells, which then manufacture spike proteins. (In contrast, subunit-containing vaccines like the ones from {{w|Novavax}} contain actual duplicates of viral proteins to sensitize the immune systems, and inactivated/weakened virus-based vaccines contain the actual virus in question, but modified to not cause disease, e. g. the vaccines from {{w|Sinovac Biotech|Sinovac}} and {{w|China National Pharmaceutical Group|Sinopharm}}.)&lt;br /&gt;
* The spike protein made by Ponytail will then be recognized by her immune system as foreign (as would the proteins of the real coronavirus) and subsequently engulfed by the {{w|dendritic cell|dendritic cells}} in a process called {{w|phagocytosis}}.&lt;br /&gt;
* The dendritic cells then chop the spike proteins into small pieces (called {{w|antigen|antigens}}) and present them on their surface using {{w|MHC class II|MHCII proteins}}.&lt;br /&gt;
* This will then allow {{w|T cell|T-cells}} to recognize these pieces and become activated if they have a matching T-cell receptor.&lt;br /&gt;
&lt;br /&gt;
The next step is mentioned in the title text:&lt;br /&gt;
&lt;br /&gt;
* The T-cells will activate {{w|B cell|B-cells}}, who will then try to make antibodies to bind the spike protein. Since the B-cells don't know what a good antibody looks like, they just randomly generate antibodies through a process of somatic hypermutation. Then they check if the antibody binds the antigen presented by the dendritic cells. If it doesn't the antibody is discarded, if it does, it is kept and improved on by another round of somatic hypermutation, to create an antibody which binds even better.&lt;br /&gt;
* Finally Ponytail mentions the one thing she herself (as opposed to her immune system) has to do: continue to use physical distancing, hand washing, wearing a mask, etc.  Adding somewhat to the surreality of her answer to the question, since it defies the involuntary-action theme her answer had been following.&lt;br /&gt;
&lt;br /&gt;
The last point, which are the only things that Ponytail will ''choose'' to do is important, for a number of reasons.  The vaccines currently available offer a great deal of protection to an individual patient, but that protection takes several days to even begin in a significant way. Full immunity will likely require several weeks and an additional dose.  In addition, while highly effective, the current crop of vaccines are not 100% effective. And even those who develop immunity can become contaminated with the virus on their person and then transmit it to others.  &lt;br /&gt;
&lt;br /&gt;
For all of these reasons, there is a very real fear of people who receive vaccinations immediately abandoning all other precautions and continuing to spread the virus.  Genuinely ending the pandemic will require precautions to remain in place until enough of the population is vaccinated that a combination of high levels of population immunity and other distancing precautions lower the infection rate to a controllable level. Abandoning safety precautions before this occurs could extend the pandemic and cost lives.  Accordingly, Ponytail's intent is to be responsible and maintain all appropriate precautions until such time as it's safe to change them.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[Ponytail and Cueball are walking toward the right side of a single panel. Ponytail is gesturing with one arm.]&lt;br /&gt;
&lt;br /&gt;
:Ponytail: The ''first'' thing I'm going to do after I get the vaccine?&lt;br /&gt;
:Ponytail: Definitely make a bunch of spike proteins and engulf them with dendritic cells.&lt;br /&gt;
:Ponytail: Then I'll probably display the antigens to my T-cells...&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
[[Category:COVID-19]]&lt;br /&gt;
[[Category:Comics featuring Ponytail]]&lt;br /&gt;
[[Category:Comics featuring Cueball]]&lt;br /&gt;
[[Category:Biology]]&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2408:_Egg_Strategies&amp;diff=204175</id>
		<title>Talk:2408: Egg Strategies</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2408:_Egg_Strategies&amp;diff=204175"/>
				<updated>2021-01-07T03:03:23Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
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&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
I'm not going to get into it because it's not related to these egg cartons, but it is ''really weird'' sitting here explaining a joke while I listen to breaking news on the radio. [[User:Captain Video|Captain Video]] ([[User talk:Captain Video|talk]]) 22:24, 6 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
I really thought it was just me who cared about center of gravity for eggs. [[Special:Contributions/162.158.79.49|162.158.79.49]] 23:43, 6 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
We keep the hard boiled ones at one end and the fr4esh ones at the other end.&lt;br /&gt;
&lt;br /&gt;
Bring True Neutral (egg carton sits lengthwise in fridge, most convenient egg is removed until carton is empty), I am ''baffled'' by the existence of other &amp;quot;strategies&amp;quot;. Do people really do this? [[Special:Contributions/108.162.241.70|108.162.241.70]] 00:57, 7 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
In Germany, there are two sizes of egg cartons, containing 6 or 10 eggs, respectively. Most refrigerators I’ve seen (in stores or households) contain an egg-holder with six dents, though I also have occasionally seen 10-dent egg holders.&lt;br /&gt;
Since I usually buy 20 eggs at the weekly market, my strategy is to transfer the eggs from a package to the egg holder once there are less than 9 left in the package (for the purpose of knowing how many are still left without having to open a package). If there are more than six eggs, the one or two additional eggs are placed lying besides the egg holder.&lt;br /&gt;
I think that counts as chaotic neutral. [[Special:Contributions/141.101.68.28|141.101.68.28]] 01:42, 7 January 2021 (UTC)&lt;br /&gt;
&lt;br /&gt;
I've got a niggling feeling that Chaotic Neutral (at least) is wrongly depicted. Too orderly. I'd have put Chaotic Good's pattern there (not necessarily vice-versa, as the current incumbent looks more Lawful or Variation-of-neutrality as well as Good as attempting to maintain balance but with an element of chance. We don't know what sequence of removal ''led'' to each of these states, of course. That might make much of the difference in how we reach the illustrated states. [[Special:Contributions/162.158.158.253|162.158.158.253]] 03:03, 7 January 2021 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=188114</id>
		<title>Talk:2274: Stargazing 3</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=188114"/>
				<updated>2020-03-04T20:22:02Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
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&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
I think the &amp;quot;you can't turn them off by throwing rocks at them like the old ones&amp;quot; is a reference to a reddit comment in a thread about older generations refusing to learn new technology, or something to that extent. One comment detailed a humorous story wherein they had been helping a village install electricity/light bulbs, and this grandmother of the household kept shattering all the bulbs by throwing rocks at them to turn them off, refusing to learn how to use them correctly. I'm trying to search for this, but no luck so far. If this was not a reference to that thread but merely a coincidence, my apologies for making you read all of this. [[User:Wigglebeans|Wigglebeans]] ([[User talk:Wigglebeans|talk]]) 20:55, 28 February 2020 (UTC)wigglebeans&lt;br /&gt;
: I remember that comment as well. I feel like it was in ask reddit, but I can't seem to find it either. [[Special:Contributions/172.68.174.128|172.68.174.128]] 23:15, 28 February 2020 (UTC)&lt;br /&gt;
::ExplainXKCD is the strangest, most extreme example of absurd apophenia, with people regularly picking out some overly specific and unlikely parallel from their own person experience, and claiming that's the clear origin of a given comic. « [[User:Kazvorpal|Kazvorpal]] ([[User talk:Kazvorpal|talk]]) 21:19, 3 March 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Can someone make a category for the Stargazing series? [[1644: Stargazing]], [[2017: Stargazing 2]], and this one. [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:29, 28 February 2020 (UTC)&lt;br /&gt;
:Oh, nevermind, it already exists: [[:Category:Stargazing]] [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:31, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Actually, &amp;quot;no new stars being created&amp;quot; is not just not obvious, it would need grant, research and citation. I mean, sure, actually new star (and not just star which started to be more luminous like nova) don't appear that often, and one visible by naked eye even less so, but it still CAN happen - and can easily be overlooked. The estimate is that [https://www.nasa.gov/centers/goddard/news/topstory/2006/milkyway_seven.html seven new stars are formed in our galaxy every year]. -- [[User:Hkmaly|Hkmaly]] ([[User talk:Hkmaly|talk]]) 23:36, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Astronomy crossbows are real things. They are used to measure the angular distance between stars. Here's a fancy one (used) for sale for $700, [https://astromart.com/classifieds/astromart-classifieds/misc-other-astronomy/show/crossbow-eqt-200-equatorial-platform] and here is a simple one that is simply a yardstick pulled back into a curve and stuck on the end of a stick [http://sonic.net/~rknop/php/astronomy/classes/a103/sum2006/info/angdist.shtml]. [[User:Rtanenbaum|Rtanenbaum]] ([[User talk:Rtanenbaum|talk]]) 23:51, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I've got one of those expensive crossbows from Gregg Blandin.  It's an equatorial platform that allows a simple dobsonian telescope to track the stars.  It has nothing to do with measuring angular distances.  So I changed the link to the astronomy course that uses the simple type to measure angular distances.  [[User:Johnrb|Johnrb]] ([[User talk:Johnrb|talk]]) 04:14, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I wonder if the title text is a Shrek reference? It follows the same basic structure of the [https://knowyourmeme.com/memes/some-of-you-may-die some of you may die meme]. [[User:Moosenonny10|Moosenonny10]] ([[User talk:Moosenonny10|talk]]) 14:39, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
At the moment (or at least over the last several nights, right now the biggest illumination in the sky for me is the overcast but daylight sky itself) the most obviously brightest 'star' in the sky is Venus, fairly close to the (even more bright, far less apparently star-like) crescent Moon. As our guide to the stars does not mention Venus, this does not in any way invalidate the brightness statement; even without taking true-stellarity of a &amp;quot;Fool's Star&amp;quot; into account. And, for all we know the presentation is being given at a local time when Moon+Venus are not visible above the horizon anyway. But worth noting, perhaps. As is that neither rocks nor crossbow are likely going to be trivially useful in extinguishing daylight, moonlight or Venus (nb: these three not necessaily listed in order of difficulty, in the event you wish to try to!) [[Special:Contributions/162.158.34.222|162.158.34.222]] 17:25, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
The title text is not saying that new comers would be created; I believe that's an inference someone made. It just discussed the risk of SEEING more comets. [[User:Momerath|Momerath]] ([[User talk:Momerath|talk]]) 11:44, 1 March 2020 (UTC)&lt;br /&gt;
:I think it's a probable inference, though.  Reverse-Astrology: What happens on Earth changes the progresson of the heavens.  Well, apart from yelling - and so far there's no indication that it either discourages them ''nor'' attracts them, though every time you see a new one you have to wonder if they've come to see what the fuss is all about... &lt;br /&gt;
::Reverse Astrology would be made easy with a Nicoll-Dyson beam and a few mirrors. Just move the stars / planets into the correct position... [[Special:Contributions/162.158.106.132|162.158.106.132]] 19:04, 2 March 2020 (UTC)&lt;br /&gt;
[[Special:Contributions/162.158.158.253|162.158.158.253]] 17:33, 1 March 2020 (UTC)&lt;br /&gt;
:(Additional: It is of course well known that yelling at the winter-solstice Sun is a reliable way of making sure it gets over its disinclination and starts rising higher again for the next part of the year. Hasn't failed yet! (And wouldn't be necessary to repeat if it weren't for Aussie yellers, I'm sure.) I didn't actually yell at the eclipsing Sun the handful of times I've seen that happening, but I've seen on TV that others did it for me (fortunately), just as I'll gladly help you out at midwinter.) [[Special:Contributions/162.158.158.253|162.158.158.253]] 17:44, 1 March 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
The joke appears to be someone confusing seeing more comets (which already exist) with believing more comets exist now because they can see them. [[Special:Contributions/172.68.38.124|172.68.38.124]] 17:24, 2 March 2020 (UTC)wigglebeans&lt;br /&gt;
&lt;br /&gt;
&amp;quot;They're too blue&amp;quot; line needs to be properly explained.  From looking at Wikipedia, many LEDs are blue, and blue light affects light pollution higher than the warmer colors, for essentially the same reasons that the sky itself is blue (blue light scatters easily by the atmosphere).  [[Special:Contributions/172.68.244.234|172.68.244.234]] 14:18, 3 March 2020 (UTC)&lt;br /&gt;
:It's not just the disserpation of the blue light, that makes for worse lights than some traditional street-lighting.  &amp;quot;White&amp;quot; LEDs are either Red+Green(/YellowGreen)+Blue (made possible since the development of a bright-enough Blue LED to make this easy enough) that when all displayed come through our visual system as high-temperature whiteness, ''or'' they are monochromatic (maybe blue, maybe UV) but housed upon a phosphor (the often-yellow sliver(s), larger than than the obvious electronic elements, that can be seen when examining an inactived unit).&lt;br /&gt;
:The trichromatic method (useful in 'tunable' lights, that can be cycled through hues) has sharp spikes of colour, so some optical astronomy that is interested in spectral areas outside of those bands might still be conducted by filtering the annoyance. The smeared-spectrum of the phosphorised light (when you don't care about anything other than the white light being on or off) is more of a problem.&lt;br /&gt;
:And also LED streetlights tend to be perceptually (if not actually) brighter than their pre-LED versions.  They're often made to shine downwards into a smaller footprint(though this concentration and contrast creates noticably darker areas between the bright focii of the row of lamps, in my experience) but of course the lit ground/etc then 'shines' upwards again.&lt;br /&gt;
:About the best you can say is that they aren't actually primarily aimed upwards and outwards like your average Batsignal/Luxor searchlight, but it seems to me that any hint of cloud over/near a modern city is now even more awkward when it comes to searching for stars than it was when it only precipitated an amber glow through which a given degree of stellar pinprickery could still sometimes be observed. [[Special:Contributions/162.158.158.253|162.158.158.253]] 20:22, 4 March 2020 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2275:_Coronavirus_Name&amp;diff=188049</id>
		<title>Talk:2275: Coronavirus Name</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2275:_Coronavirus_Name&amp;diff=188049"/>
				<updated>2020-03-03T10:53:22Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
Covid-19 is more dangerous than the flu and has already killed more people. And any death rate that starts with 0.00 and then has a number other than zero can only be called &amp;quot;basically zero&amp;quot; if you value human life very little. [[Special:Contributions/162.158.94.132|162.158.94.132]] 21:49, 2 March 2020 (UTC)&lt;br /&gt;
:addendum: this seems to depend on what source you use for the chinese yearly flu death rate. number of deaths is either much higher or somewhat lower.[[Special:Contributions/162.158.91.123|162.158.91.123]] 21:53, 2 March 2020 (UTC)&lt;br /&gt;
:It's Trump taking point that the coronavirus is a hoax and no worse than the flu. [[Special:Contributions/162.158.74.213|162.158.74.213]] 22:14, 2 March 2020 (UTC)&lt;br /&gt;
:At the very least, the fact the virus has over 90,000 confirmed cases makes it a significant disease. [[Special:Contributions/172.69.34.246|172.69.34.246]] 22:28, 2 March 2020 (UTC)&lt;br /&gt;
:It doesn't seem like the point of the comic is to comment on the severity of the virus. Seems more on-topic to say things that are objectively true, like &amp;quot;Many people are concerned about the virus&amp;quot; rather than discussing disputed stats.[[Special:Contributions/162.158.106.132|162.158.106.132]] 22:58, 2 March 2020 (UTC) Patb&lt;br /&gt;
::I agree, and suggest we remove the line with stats entirely. It isn't relevant to the comic, and having it refer to &amp;quot;current estimates&amp;quot; means someone will have to keep updating it when new estimates are made. [[Special:Contributions/172.69.54.57|172.69.54.57]] 08:17, 3 March 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
If the Godzilla movies have taught me anything, it's that giant insects aren't a problem biologists can solve anyways. That's more of a &amp;quot;nuclear paleontology&amp;quot; sort of job. [[User:GreatWyrmGold|GreatWyrmGold]] ([[User talk:GreatWyrmGold|talk]]) 01:43, 3 March 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
It is legitimately difficult to tell if Ponytail's use of the word 'catchy' as a descriptor for 'coronavirus' is an intentional or unintentional pun. Either way, it's very opportune. [[Special:Contributions/108.162.221.239|108.162.221.239]] 03:55, 3 March 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
The current chapter of Wilde Life (a totally unrelated webcomic) as a giant spider interacting with two of the main characters, starting [https://www.wildelifecomic.com/comic/710/ here].  [[User:Nutster|Nutster]] ([[User talk:Nutster|talk]]) 05:05, 3 March 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I think they missed a trick with the naming.  CORVID-19 would have reminded everyone of H5N1 'bird flu', and we could just blame the crows.  Kill a magpie to avoid infection!&lt;br /&gt;
[[Special:Contributions/162.158.158.253|162.158.158.253]] 10:53, 3 March 2020 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=2275:_Coronavirus_Name&amp;diff=188042</id>
		<title>2275: Coronavirus Name</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=2275:_Coronavirus_Name&amp;diff=188042"/>
				<updated>2020-03-03T08:13:46Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: Added a note that the comic also may point out that we focus only on the virus instead of war etc which may be worse - like the spider&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 2275&lt;br /&gt;
| date      = March 2, 2020&lt;br /&gt;
| title     = Coronavirus Name&lt;br /&gt;
| image     = coronavirus_name.png&lt;br /&gt;
| titletext = It's important to keep the spider from touching your face.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
{{incomplete|Created by a MUTANT T. ANNEXA WOLF SPIDER WITH COVID-19. Please mention here why this explanation isn't complete. Do NOT delete this tag too soon.}}&lt;br /&gt;
&lt;br /&gt;
This is [[Randall|Randall's]] take on the {{w|2019–20 coronavirus outbreak|coronavirus outbreak}}. As of March 2020, the coronavirus outbreak has infected more than 90,000 people, and has caused more than 3000 deaths. &lt;br /&gt;
&lt;br /&gt;
The disease caused by the virus was officially named {{w|Coronavirus disease 2019|COVID-19}} on 11 February 2020, as &amp;quot;{{w|coronavirus}}&amp;quot; is a category of viruses named for their appearance, which is similar to a halo or crown. However, the virus itself is not called COVID-19, but is called {{w|severe acute respiratory syndrome coronavirus 2}} (SARS-CoV-2). So calling the virus or disease &amp;quot;coronavirus&amp;quot; is like calling a specific strain of flu ''The Influenza virus''. However, with extensive media coverage, the name &amp;quot;Coronavirus&amp;quot; has become associated with COVID-19, making it difficult to discuss other types of coronavirus later on.&lt;br /&gt;
&lt;br /&gt;
COVID-19 has a 20% hospitalization rate and a 2% death rate by current estimates, compared to a [https://www.livescience.com/coronavirus-myths.html typical rate of around 0.1% for the flu in the US].&lt;br /&gt;
&lt;br /&gt;
In this comic, researchers [[Ponytail]], [[Megan]] and [[Cueball]] are discussing that it is by now too late to try calling the disease its official name COVID-19, as the name coronavirus has stuck. [[Cueball]] reacts with dismay, since there are many other types of coronaviruses. &lt;br /&gt;
&lt;br /&gt;
The comic becomes absurd when Ponytail compares the coronavirus naming to a &amp;quot;car eating spider&amp;quot; living on top of the skyscrapers of the town, which is also just called &amp;quot;The Spider&amp;quot; even though it is technically a mutated ''{{w|Tigrosa annexa}}'' {{w|wolf spider}}. Everyone know what you mean when you say &amp;quot;Coronavirus&amp;quot;, as they do when you mention &amp;quot;The Spider&amp;quot;.&lt;br /&gt;
&lt;br /&gt;
[[Megan]] then asks if they should not also do something about the spider, but Ponytail and Cueball agree that they can only tackle one problem at a time, and coronavirus takes up all their time. Only thing is that Ponytail now takes another commute, probably to avoid getting her car eaten.&lt;br /&gt;
&lt;br /&gt;
On a more serious note, the comic may also reference the fact that that there are many other problems in the world (both spider and non-spider related) that kill many more people and cause more problems. So this draws a humorous comparison to the fact that we seem to have forgotten about all the wars, etc and focus just on the virus.&lt;br /&gt;
&lt;br /&gt;
The title text references the health advice that people avoid touching their face with unwashed hands, in order to prevent infections that they picked up by touching things from entering their mucous membranes. (It's a lot easier for an infection to enter the body through the inside of your nose than your hands.) It is likewise quite important to keep giant spiders from touching your face, but for the dissimilar reason that they'll bite and eat you.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
:[Megan is carrying a box with biohazard symbols on it towards a desk where Ponytail (wearing safety glasses) is working on a laptop, across from Cueball (also wearing safety glasses) who is putting a test tube into a centrifuge. There's also a flask on the desk.]&lt;br /&gt;
:Ponytail: Feels like we missed the window for the &amp;quot;COVID-19&amp;quot; renaming. &amp;quot;Coronavirus&amp;quot; is just too catchy.&lt;br /&gt;
:Cueball: But it's not specific! There are a lot of coronaviruses.&lt;br /&gt;
&lt;br /&gt;
:[In a frameless panel, Ponytail (still wearing safety glasses) is pointing at a screen or picture showing a modern city skyline with a large spider crawling across three of the high-rise buildings.]&lt;br /&gt;
:Ponytail: I think it's fine. It's like, you know the giant spider downtown that sits on the buildings and sometimes eats cars? I think ''technically'' it's a mutant ''T. annexa'' wolf spider, but everyone is just calling it &amp;quot;the spider&amp;quot; and we all know what they mean.&lt;br /&gt;
&lt;br /&gt;
:[Back to the setting from the first panel. Megan is standing and Ponytail had turned towards her and Cueball has stepped back from the machine.]&lt;br /&gt;
:Megan: I've been meaning to ask, what's '''''with''''' that spider? Should we...do something?&lt;br /&gt;
:Ponytail: Honestly I've been too busy with the virus stuff to look into it-I just changed my commute to avoid Main St.&lt;br /&gt;
:Cueball: Yeah, that's fair. One thing at a time.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
&lt;br /&gt;
[[Category:Comics featuring Megan]]&lt;br /&gt;
[[Category:Comics featuring Ponytail]]&lt;br /&gt;
[[Category:Comics featuring Cueball]]&lt;br /&gt;
[[Category:Science]]&lt;br /&gt;
[[Category:Spiders]]&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=2274:_Stargazing_3&amp;diff=187956</id>
		<title>2274: Stargazing 3</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=2274:_Stargazing_3&amp;diff=187956"/>
				<updated>2020-03-02T01:44:57Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: Correction, sodium-vapour bulbs are not incandescent (they are monochromatic).&lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;{{comic&lt;br /&gt;
| number    = 2274&lt;br /&gt;
| date      = February 28, 2020&lt;br /&gt;
| title     = Stargazing 3&lt;br /&gt;
| image     = stargazing_3.png&lt;br /&gt;
| titletext = If we can destroy enough of the lights in our region, we may see more comets, but that's a risk we'll have to take.&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
==Explanation==&lt;br /&gt;
{{incomplete|Created by a TERRIFIED LAMP. The explanation, for the most part, doesn't exist. Do NOT delete this tag too soon.}}&lt;br /&gt;
&lt;br /&gt;
This is the third in the Stargazing series. The first [[1644: Stargazing]] appeared four years earlier and the second [[2017: Stargazing 2]] one and a half years earlier. &lt;br /&gt;
&lt;br /&gt;
{{w|Vega}} is a star in the constellation of {{w|Lyra}}. It does indeed have {{w|Magnitude (astronomy)|magnitude}} 0.03 and is the brightest star mentioned in this comic. The phrase &amp;lt;q&amp;gt;It's the brightest star I'm currently talking about&amp;lt;/q&amp;gt; is an example of the technically correct but not at all useful information that is typical of the Stargazing series. Vega is only the {{w|List of brightest stars|5th brightest star}} (outside of the Sun), as {{w|Sirius}} is the brightest visible star. &lt;br /&gt;
&lt;br /&gt;
{{w|Polaris}} is indeed the star over the North Pole, and is commonly called the North Star or the Pole Star. It is the brightest star in the constellation Ursa Minor, but there are about fifty other stars that are as bright as it is (magnitude 2), so it's not really remarkable apart from being the pole star, as the host says. Despite the fact that being the pole star is &amp;quot;all it has going for it,&amp;quot; it is nevertheless very important because it is used for navigation, as it appears fixed in the night sky. It hasn't always been and won't always be the pole star, however, as Earth's axis precesses in a 26,000 year cycle.&lt;br /&gt;
&lt;br /&gt;
{{w|Comets}} are small rock and ice particles.  Many comets have usually highly elliptical orbits around the sun and so they are seen &amp;quot;every few decades&amp;quot;. Yelling at comets has proved to be an ineffective way to make them go away.{{Citation needed}} It's not clear why the host doesn't like comets, but there are astronomers who are [https://skyandtelescope.org/astronomy-news/starlink-satellites-astronomy/ upset about satellite megaconstellations] such as {{w|SpaceX Starlink|SpaceX's Starlink}}.  In that case, astronomers are not yelling at the satellites, but at the companies that launch them. The host may dislike comets because of their history in superstition of being seen as a sign of doom. This provides humor because typically this superstitious fear was caused by a lack of understanding, and it would be expected that a stargazing host would be informed on and therefore unafraid of comets.&lt;br /&gt;
&lt;br /&gt;
{{w|Light pollution}} is indeed a problem with stargazing. Light pollution is the presence of artificial light in the night sky, which makes it very difficult to see stars. Stargazing in remote locations is remarkably different than in populated cities. Light pollution was previously discussed in [[2121: Light Pollution]].  Light pollution does not actually make the &amp;quot;sky go away&amp;quot;, but it does affect how humans can see stars or other astronomical features in the sky.&lt;br /&gt;
&lt;br /&gt;
The host advocates an active approach to resolving light pollution—rather than lobbying for reductions in artificial lighting, as the {{w|dark-sky movement}} does, she intends to lead her audience in destroying artificial lights.  Older lightbulbs are usually glass bulbs filled with inert gas (for incandescent bulbs) or high-pressure gases (for e.g. {{w|sodium-vapor lamp}}s) and so are easy to destroy with any blunt impact, thus accounting fir the host's mention of &amp;quot;throwing rocks at them&amp;quot;. Modern LED lights, however, are much more robust, which is why she is handing out crossbows to achieve greater projectile energy.  An &amp;quot;[http://sonic.net/~rknop/php/astronomy/classes/a103/sum2006/info/angdist.shtml#xbow astronomy crossbow]&amp;quot; is a tool used to measure the angular distance between stars. They cannot shoot real {{w|crossbow bolt}}s, but any type of crossbow or other weapon could be used to destroy lights and &amp;quot;preserve&amp;quot; the sky.  (Speaking of astronomy tools that have weapon-related names, there is a type of telescope called a &amp;quot;{{w|Sun Gun Telescope|Sun Gun}}&amp;quot;, but it is only meant to be used during the day to enable groups of people to view the Sun safely.  It is probably best that this host's show is taking place at night, or else she might cause even more trouble.)&lt;br /&gt;
&lt;br /&gt;
The title text mentions that the destruction of lights, which they advocate for throughout this comic, would allow them to see more comets. While this is true,  they seem to perceive comets as a risk for no apparent reason, perhaps related to their habit of yelling at comets to go away.&lt;br /&gt;
&lt;br /&gt;
==Transcript==&lt;br /&gt;
{{incomplete transcript|Do NOT delete this tag too soon.}}&lt;br /&gt;
&lt;br /&gt;
:[In a dark panel, a TV host stands in front of a group of people: Science Girl, Ponytail, and Cueball; the panel is inverse-colored, i.e. white text and drawings on black]&lt;br /&gt;
:Host: Welcome back to Stargazing.&lt;br /&gt;
:Host: There are no new stars since last time, but you came back for some reason.&lt;br /&gt;
&lt;br /&gt;
:[Zoomed out on the same scene, the host is now with Science Girl, Ponytail, Cueball, Megan, and White Hat. The host is pointing upwards with her left hand.]&lt;br /&gt;
:Host: That star is Vega. At magnitude 0.03, it's the brightest star I'm currently talking about.&lt;br /&gt;
:Host: That one is Polaris. It's over the North Pole, which is all it has going for it.&lt;br /&gt;
&lt;br /&gt;
:[A frame-less white panel, zoomed in on the host, who is now pointing upwards with her right hand.]&lt;br /&gt;
:Host: That's a comet. Some of them come back every few decades, no matter how much I yell at them.&lt;br /&gt;
:Host: But stargazing isn't all fun yelling. We face a problem even worse than comets: light pollution.&lt;br /&gt;
&lt;br /&gt;
:[Back to a dark panel, the host now has a big bag of crossbows. The bag has a logo of a crossbow with stars around it. She has taken out one of them and is holding it in her right hand.]&lt;br /&gt;
:Host: The sky is going away because people keep shining lights at it. The new LEDs are even worse - they're too blue, and you can't turn them off by throwing rocks at them like with the old ones.&lt;br /&gt;
:Host: Luckily, I brought these astronomy crossbows.&lt;br /&gt;
:Host: Take one, then let's fan out and look for lamps.&lt;br /&gt;
&lt;br /&gt;
{{comic discussion}}&lt;br /&gt;
&lt;br /&gt;
[[Category:Comics with inverted brightness]]&lt;br /&gt;
[[Category:Astronomy]]&lt;br /&gt;
[[Category:Stargazing]]&lt;br /&gt;
[[Category:Comics featuring Cueball]]&lt;br /&gt;
[[Category:Comics featuring Ponytail]]&lt;br /&gt;
[[Category:Comics featuring White Hat]]&lt;br /&gt;
[[Category:Comics featuring Megan]]&lt;br /&gt;
[[Category:Comics featuring Science Girl]]&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=187950</id>
		<title>Talk:2274: Stargazing 3</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=187950"/>
				<updated>2020-03-01T17:44:38Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
&lt;hr /&gt;
&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
I think the &amp;quot;you can't turn them off by throwing rocks at them like the old ones&amp;quot; is a reference to a reddit comment in a thread about older generations refusing to learn new technology, or something to that extent. One comment detailed a humorous story wherein they had been helping a village install electricity/light bulbs, and this grandmother of the household kept shattering all the bulbs by throwing rocks at them to turn them off, refusing to learn how to use them correctly. I'm trying to search for this, but no luck so far. If this was not a reference to that thread but merely a coincidence, my apologies for making you read all of this. [[User:Wigglebeans|Wigglebeans]] ([[User talk:Wigglebeans|talk]]) 20:55, 28 February 2020 (UTC)wigglebeans&lt;br /&gt;
: I remember that comment as well. I feel like it was in ask reddit, but I can't seem to find it either. [[Special:Contributions/172.68.174.128|172.68.174.128]] 23:15, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Can someone make a category for the Stargazing series? [[1644: Stargazing]], [[2017: Stargazing 2]], and this one. [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:29, 28 February 2020 (UTC)&lt;br /&gt;
:Oh, nevermind, it already exists: [[:Category:Stargazing]] [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:31, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Actually, &amp;quot;no new stars being created&amp;quot; is not just not obvious, it would need grant, research and citation. I mean, sure, actually new star (and not just star which started to be more luminous like nova) don't appear that often, and one visible by naked eye even less so, but it still CAN happen - and can easily be overlooked. The estimate is that [https://www.nasa.gov/centers/goddard/news/topstory/2006/milkyway_seven.html seven new stars are formed in our galaxy every year]. -- [[User:Hkmaly|Hkmaly]] ([[User talk:Hkmaly|talk]]) 23:36, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Astronomy crossbows are real things. They are used to measure the angular distance between stars. Here's a fancy one (used) for sale for $700, [https://astromart.com/classifieds/astromart-classifieds/misc-other-astronomy/show/crossbow-eqt-200-equatorial-platform] and here is a simple one that is simply a yardstick pulled back into a curve and stuck on the end of a stick [http://sonic.net/~rknop/php/astronomy/classes/a103/sum2006/info/angdist.shtml]. [[User:Rtanenbaum|Rtanenbaum]] ([[User talk:Rtanenbaum|talk]]) 23:51, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I've got one of those expensive crossbows from Gregg Blandin.  It's an equatorial platform that allows a simple dobsonian telescope to track the stars.  It has nothing to do with measuring angular distances.  So I changed the link to the astronomy course that uses the simple type to measure angular distances.  [[User:Johnrb|Johnrb]] ([[User talk:Johnrb|talk]]) 04:14, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I wonder if the title text is a Shrek reference? It follows the same basic structure of the [https://knowyourmeme.com/memes/some-of-you-may-die some of you may die meme]. [[User:Moosenonny10|Moosenonny10]] ([[User talk:Moosenonny10|talk]]) 14:39, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
At the moment (or at least over the last several nights, right now the biggest illumination in the sky for me is the overcast but daylight sky itself) the most obviously brightest 'star' in the sky is Venus, fairly close to the (even more bright, far less apparently star-like) crescent Moon. As our guide to the stars does not mention Venus, this does not in any way invalidate the brightness statement; even without taking true-stellarity of a &amp;quot;Fool's Star&amp;quot; into account. And, for all we know the presentation is being given at a local time when Moon+Venus are not visible above the horizon anyway. But worth noting, perhaps. As is that neither rocks nor crossbow are likely going to be trivially useful in extinguishing daylight, moonlight or Venus (nb: these three not necessaily listed in order of difficulty, in the event you wish to try to!) [[Special:Contributions/162.158.34.222|162.158.34.222]] 17:25, 29 February 2020 (UTC)&lt;br /&gt;
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The title text is not saying that new comers would be created; I believe that's an inference someone made. It just discussed the risk of SEEING more comets. [[User:Momerath|Momerath]] ([[User talk:Momerath|talk]]) 11:44, 1 March 2020 (UTC)&lt;br /&gt;
:I think it's a probable inference, though.  Reverse-Astrology: What happens on Earth changes the progresson of the heavens.  Well, apart from yelling - and so far there's no indication that it either discourages them ''nor'' attracts them, though every time you see a new one you have to wonder if they've come to see what the fuss is all about... [[Special:Contributions/162.158.158.253|162.158.158.253]] 17:33, 1 March 2020 (UTC)&lt;br /&gt;
:(Additional: It is of course well known that yelling at the winter-solstice Sun is a reliable way of making sure it gets over its disinclination and starts rising higher again for the next part of the year. Hasn't failed yet! (And wouldn't be necessary to repeat if it weren't for Aussie yellers, I'm sure.) I didn't actually yell at the eclipsing Sun the handful of times I've seen that happening, but I've seen on TV that others did it for me (fortunately), just as I'll gladly help you out at midwinter.) [[Special:Contributions/162.158.158.253|162.158.158.253]] 17:44, 1 March 2020 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=187949</id>
		<title>Talk:2274: Stargazing 3</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=187949"/>
				<updated>2020-03-01T17:34:28Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: (Inadvertent linefeed.)&lt;/p&gt;
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I think the &amp;quot;you can't turn them off by throwing rocks at them like the old ones&amp;quot; is a reference to a reddit comment in a thread about older generations refusing to learn new technology, or something to that extent. One comment detailed a humorous story wherein they had been helping a village install electricity/light bulbs, and this grandmother of the household kept shattering all the bulbs by throwing rocks at them to turn them off, refusing to learn how to use them correctly. I'm trying to search for this, but no luck so far. If this was not a reference to that thread but merely a coincidence, my apologies for making you read all of this. [[User:Wigglebeans|Wigglebeans]] ([[User talk:Wigglebeans|talk]]) 20:55, 28 February 2020 (UTC)wigglebeans&lt;br /&gt;
: I remember that comment as well. I feel like it was in ask reddit, but I can't seem to find it either. [[Special:Contributions/172.68.174.128|172.68.174.128]] 23:15, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Can someone make a category for the Stargazing series? [[1644: Stargazing]], [[2017: Stargazing 2]], and this one. [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:29, 28 February 2020 (UTC)&lt;br /&gt;
:Oh, nevermind, it already exists: [[:Category:Stargazing]] [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:31, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Actually, &amp;quot;no new stars being created&amp;quot; is not just not obvious, it would need grant, research and citation. I mean, sure, actually new star (and not just star which started to be more luminous like nova) don't appear that often, and one visible by naked eye even less so, but it still CAN happen - and can easily be overlooked. The estimate is that [https://www.nasa.gov/centers/goddard/news/topstory/2006/milkyway_seven.html seven new stars are formed in our galaxy every year]. -- [[User:Hkmaly|Hkmaly]] ([[User talk:Hkmaly|talk]]) 23:36, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Astronomy crossbows are real things. They are used to measure the angular distance between stars. Here's a fancy one (used) for sale for $700, [https://astromart.com/classifieds/astromart-classifieds/misc-other-astronomy/show/crossbow-eqt-200-equatorial-platform] and here is a simple one that is simply a yardstick pulled back into a curve and stuck on the end of a stick [http://sonic.net/~rknop/php/astronomy/classes/a103/sum2006/info/angdist.shtml]. [[User:Rtanenbaum|Rtanenbaum]] ([[User talk:Rtanenbaum|talk]]) 23:51, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I've got one of those expensive crossbows from Gregg Blandin.  It's an equatorial platform that allows a simple dobsonian telescope to track the stars.  It has nothing to do with measuring angular distances.  So I changed the link to the astronomy course that uses the simple type to measure angular distances.  [[User:Johnrb|Johnrb]] ([[User talk:Johnrb|talk]]) 04:14, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I wonder if the title text is a Shrek reference? It follows the same basic structure of the [https://knowyourmeme.com/memes/some-of-you-may-die some of you may die meme]. [[User:Moosenonny10|Moosenonny10]] ([[User talk:Moosenonny10|talk]]) 14:39, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
At the moment (or at least over the last several nights, right now the biggest illumination in the sky for me is the overcast but daylight sky itself) the most obviously brightest 'star' in the sky is Venus, fairly close to the (even more bright, far less apparently star-like) crescent Moon. As our guide to the stars does not mention Venus, this does not in any way invalidate the brightness statement; even without taking true-stellarity of a &amp;quot;Fool's Star&amp;quot; into account. And, for all we know the presentation is being given at a local time when Moon+Venus are not visible above the horizon anyway. But worth noting, perhaps. As is that neither rocks nor crossbow are likely going to be trivially useful in extinguishing daylight, moonlight or Venus (nb: these three not necessaily listed in order of difficulty, in the event you wish to try to!) [[Special:Contributions/162.158.34.222|162.158.34.222]] 17:25, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
The title text is not saying that new comers would be created; I believe that's an inference someone made. It just discussed the risk of SEEING more comets. [[User:Momerath|Momerath]] ([[User talk:Momerath|talk]]) 11:44, 1 March 2020 (UTC)&lt;br /&gt;
:I think it's a probable inference, though.  Reverse-Astrology: What happens on Earth changes the progresson of the heavens.  Well, apart from yelling - and so far there's no indication that it either discourages them ''nor'' attracts them, though every time you see a new one you have to wonder if they've come to see what the fuss is all about... [[Special:Contributions/162.158.158.253|162.158.158.253]] 17:33, 1 March 2020 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=187948</id>
		<title>Talk:2274: Stargazing 3</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2274:_Stargazing_3&amp;diff=187948"/>
				<updated>2020-03-01T17:33:16Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
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&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
&lt;br /&gt;
I think the &amp;quot;you can't turn them off by throwing rocks at them like the old ones&amp;quot; is a reference to a reddit comment in a thread about older generations refusing to learn new technology, or something to that extent. One comment detailed a humorous story wherein they had been helping a village install electricity/light bulbs, and this grandmother of the household kept shattering all the bulbs by throwing rocks at them to turn them off, refusing to learn how to use them correctly. I'm trying to search for this, but no luck so far. If this was not a reference to that thread but merely a coincidence, my apologies for making you read all of this. [[User:Wigglebeans|Wigglebeans]] ([[User talk:Wigglebeans|talk]]) 20:55, 28 February 2020 (UTC)wigglebeans&lt;br /&gt;
: I remember that comment as well. I feel like it was in ask reddit, but I can't seem to find it either. [[Special:Contributions/172.68.174.128|172.68.174.128]] 23:15, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Can someone make a category for the Stargazing series? [[1644: Stargazing]], [[2017: Stargazing 2]], and this one. [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:29, 28 February 2020 (UTC)&lt;br /&gt;
:Oh, nevermind, it already exists: [[:Category:Stargazing]] [[Special:Contributions/172.69.34.238|172.69.34.238]] 23:31, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
Actually, &amp;quot;no new stars being created&amp;quot; is not just not obvious, it would need grant, research and citation. I mean, sure, actually new star (and not just star which started to be more luminous like nova) don't appear that often, and one visible by naked eye even less so, but it still CAN happen - and can easily be overlooked. The estimate is that [https://www.nasa.gov/centers/goddard/news/topstory/2006/milkyway_seven.html seven new stars are formed in our galaxy every year]. -- [[User:Hkmaly|Hkmaly]] ([[User talk:Hkmaly|talk]]) 23:36, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Astronomy crossbows are real things. They are used to measure the angular distance between stars. Here's a fancy one (used) for sale for $700, [https://astromart.com/classifieds/astromart-classifieds/misc-other-astronomy/show/crossbow-eqt-200-equatorial-platform] and here is a simple one that is simply a yardstick pulled back into a curve and stuck on the end of a stick [http://sonic.net/~rknop/php/astronomy/classes/a103/sum2006/info/angdist.shtml]. [[User:Rtanenbaum|Rtanenbaum]] ([[User talk:Rtanenbaum|talk]]) 23:51, 28 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I've got one of those expensive crossbows from Gregg Blandin.  It's an equatorial platform that allows a simple dobsonian telescope to track the stars.  It has nothing to do with measuring angular distances.  So I changed the link to the astronomy course that uses the simple type to measure angular distances.  [[User:Johnrb|Johnrb]] ([[User talk:Johnrb|talk]]) 04:14, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
I wonder if the title text is a Shrek reference? It follows the same basic structure of the [https://knowyourmeme.com/memes/some-of-you-may-die some of you may die meme]. [[User:Moosenonny10|Moosenonny10]] ([[User talk:Moosenonny10|talk]]) 14:39, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
At the moment (or at least over the last several nights, right now the biggest illumination in the sky for me is the overcast but daylight sky itself) the most obviously brightest 'star' in the sky is Venus, fairly close to the (even more bright, far less apparently star-like) crescent Moon. As our guide to the stars does not mention Venus, this does not in any way invalidate the brightness statement; even without taking true-stellarity of a &amp;quot;Fool's Star&amp;quot; into account. And, for all we know the presentation is being given at a local time when Moon+Venus are not visible above the horizon anyway. But worth noting, perhaps. As is that neither rocks nor crossbow are likely going to be trivially useful in extinguishing daylight, moonlight or Venus (nb: these three not necessaily listed in order of difficulty, in the event you wish to try to!) [[Special:Contributions/162.158.34.222|162.158.34.222]] 17:25, 29 February 2020 (UTC)&lt;br /&gt;
&lt;br /&gt;
The title text is not saying that new comers would be created; I believe that's an inference someone made. It just discussed the risk of SEEING more comets. [[User:Momerath|Momerath]] ([[User talk:Momerath|talk]]) 11:44, 1 March 2020 (UTC)&lt;br /&gt;
:I think it's a probable inference, though.  Reverse-Astrology: What happens on Earth changes&lt;br /&gt;
the progresson of the heavens.  Well, apart from yelling - and so far there's no indication that it either discourages them ''nor'' attracts them, though every time you see a new one you have to wonder if they've come to see what the fuss is all about... [[Special:Contributions/162.158.158.253|162.158.158.253]] 17:33, 1 March 2020 (UTC)&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

	<entry>
		<id>https://www.explainxkcd.com/wiki/index.php?title=Talk:2217:_53_Cards&amp;diff=181454</id>
		<title>Talk:2217: 53 Cards</title>
		<link rel="alternate" type="text/html" href="https://www.explainxkcd.com/wiki/index.php?title=Talk:2217:_53_Cards&amp;diff=181454"/>
				<updated>2019-10-19T13:52:44Z</updated>
		
		<summary type="html">&lt;p&gt;162.158.158.253: &lt;/p&gt;
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&lt;div&gt;&amp;lt;!--Please sign your posts with ~~~~ and don't delete this text. New comments should be added at the bottom.--&amp;gt;&lt;br /&gt;
&amp;quot;This page was last edited [tomorrow].&amp;quot; Okay, good to know. Tomorrow starts three hours from now, my time. This comic reminded me of this article: https://arstechnica.com/science/2019/10/corkscrewing-bouncy-ion-drive-would-provide-thrust-in-different-universe/ [[Special:Contributions/172.68.38.88|172.68.38.88]] 00:44, 19 October 2019 (UTC)&lt;br /&gt;
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I can do this, but my flowchart would be different and involve secretly inserting a joker, using the shuffling as cover for the move. &lt;br /&gt;
Collect a deck of 52 cards and have a spectator count the cards. - Secretly hide a joker from the deck in your off-hand (the one without the deck). - Shuffle the cards, letting the hidden card drop on top of the deck. - Keep shuffling, so the inserted joker is well mixed into the deck. - Have a spectator count the cards, looking only at the backs. - 53.&lt;br /&gt;
[[User:Nutster|Nutster]] ([[User talk:Nutster|talk]]) 04:56, 19 October 2019 (UTC)&lt;br /&gt;
&lt;br /&gt;
Actually this is also what encryption scientists have to face talking to not so few encryption enthusiasts who just invented their own encryption method[[Special:Contributions/162.158.234.112|162.158.234.112]] 07:01, 19 October 2019 (UTC)&lt;br /&gt;
:Ohg V unir na haornnoyr pvcure! [[Special:Contributions/162.158.158.253|162.158.158.253]] 13:52, 19 October 2019 (UTC)&lt;br /&gt;
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Wait, isn't perpetual motion (w.r.t. a inertial reference frame) possible, at least according to Newtonian mechanics?  Just launch something into space at high enough speed and &amp;quot;watch&amp;quot; it wander away forever. Extracting (an unbounded amount of) energy from that object is a totally different story... --[[Special:Contributions/162.158.234.94|162.158.234.94]] 10:11, 19 October 2019 (UTC)&lt;br /&gt;
&lt;br /&gt;
Getting a 53 card deck from a 52 card deck is easy. First, cut the deck twice. Then, shuffle all parts together; be sure to suffer thoroughly. Finally, take off the top 5 cards, sneak in the Joker on the bottom while nobody's looking, and put the  five cards at the &amp;quot;middle&amp;quot;. Because of skewed philosophy, you will have gotten a 53 card deck![[Special:Contributions/162.158.122.186|162.158.122.186]]&lt;/div&gt;</summary>
		<author><name>162.158.158.253</name></author>	</entry>

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