User contributions
- 03:55, 21 January 2025 (diff | hist) . . (+215) . . 3040: Chemical Formulas (→Explanation)
- 10:13, 19 November 2024 (diff | hist) . . (-2) . . 3012: The Future of Orion (→Explanation: the settlement of Hawaii is now believed to be less than 1000 years ago)
