User contributions
- 16:48, 14 May 2026 (diff | hist) . . (-49) . . 3244: Pullback Drive (→Explanation: Removed "The very simple version of pull-back car will only go as far forward as it is drawn backwards in the first place." as this cannot be true; the distance the car will go forward depends on energy stored and friction encountered.)
- 07:28, 13 May 2026 (diff | hist) . . (-72) . . 3244: Pullback Drive (Removed "(including the final energy used in holding the car against its spring)" as this is not physically correct. No energy is required to hold an object (without moving) against a force; the job can be done by a rigid hook.)
- 07:17, 17 January 2026 (diff | hist) . . (+140) . . Talk:3195: International Station (Add comment.)
- 10:50, 27 August 2025 (diff | hist) . . (+3) . . m 409: Electric Skateboard (Double Comic) (→Explanation: like --> such as)
- 15:59, 3 May 2025 (diff | hist) . . (+1) . . m 665: Prudence (→Explanation: comics --> comic's)
- 15:58, 3 May 2025 (diff | hist) . . (+3) . . m 665: Prudence (→Explanation: like --> such as)
- 19:11, 14 March 2024 (diff | hist) . . (+131) . . Talk:2906: Earth (Hair comment)
- 12:03, 11 November 2023 (diff | hist) . . (+16) . . m 2853: Redshift (→Explanation: Minor wording changes.)
