User contributions
- 00:59, 26 December 2013 (diff | hist) . . (+57) . . 1308: Christmas Lights (→Explanation: changed LED to "light source" for the smaller red and green spectra, and changed irrelevant mention of "colored balls" to christmas lights, since every other spectra represents light emission instead of reflection.)
- 23:10, 19 August 2013 (diff | hist) . . (+176) . . 1253: Exoplanet Names (Explanation for "Neil Tyson's Mustache")