User contributions
- 17:22, 4 December 2013 (diff | hist) . . (+300) . . Talk:1298: Exoplanet Neighborhood (Where's the joke?)
- 05:45, 2 December 2013 (diff | hist) . . (+107) . . Talk:1193: Externalities
- 04:47, 2 December 2013 (diff | hist) . . (0) . . m Talk:1193: Externalities (fix spelling mistakes)
- 04:42, 2 December 2013 (diff | hist) . . (+1,673) . . Talk:1193: Externalities (Explanations for Baidu references)