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Q&A Rigorous Science Meta
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Q&A Changing Earth's axis suddenly or gradually?

First post, if it isn't completely obvious. I've discovered this site by trying to "google" that question. Here's what I'm investigating: Long ago, pre-deluvian civilizations built ancient megalit...

4 answers  ·  posted 6y ago by Mike‭  ·  last activity 6y ago by Mike‭

Question astronomy physics history ancient-history axial-tilt