User contributions
- 05:45, 11 February 2021 (diff | hist) . . (+208) . . Talk:2423: Project Orion
- 10:51, 3 February 2021 (diff | hist) . . (+108) . . Talk:385: How it Works
- 22:07, 27 January 2021 (diff | hist) . . (+471) . . Talk:2417: 1/1,000th Scale World
- 17:23, 9 January 2021 (diff | hist) . . (-4) . . 2409: Steepen the Curve (→Transcript: No arrowhead on X-axis)
- 11:26, 7 January 2021 (diff | hist) . . (+505) . . Talk:2408: Egg Strategies
- 16:40, 5 January 2021 (diff | hist) . . (+30) . . 532: Piano (Added Wikipedia links about Usenet, improved grammar)
- 16:09, 5 January 2021 (diff | hist) . . (-1,166) . . 532: Piano (Partially reverted vandalized page to revision 14536 by Bpothier)
- 10:06, 17 December 2020 (diff | hist) . . (0) . . 2399: 2020 Election Map (→Explanation)
