Ideas & society2025 · shared on Hacker News
Ordovician–Silurian true polar wander as a mechanism for mass extinction
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YwjSgoWPm5bWAhXB ·
Violent supernovae triggered at least two Earth extinctions
12 points3 comments
Ybediger4000 ·
Ordovician–Silurian true polar wander as a mechanism for mass extinction
4 points1 comments