User contributions
- 23:00, 4 September 2015 (diff | hist) . . (+158) . . Talk:1573: Cyberintelligence
- 20:57, 3 December 2014 (diff | hist) . . (+578) . . Talk:1455: Trolley Problem (variation)
- 12:42, 26 November 2014 (diff | hist) . . (+237) . . Talk:505: A Bunch of Rocks (ir not thinking clearly)
- 18:52, 23 November 2014 (diff | hist) . . (-1) . . 384: The Drake Equation (→Explanation)