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Thu, October 29, 2026  ·  Know Something Relevant
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Younger Dryas impact hypothesis

Not a comet: volcanoes may have triggered the sudden freeze 12,900 years ago that helped wipe out America’s mammoths
Archaeology
Not a comet: volcanoes may have triggered the sudden freeze 12,900 years ago that helped wipe out America’s mammoths
About 12,900 years ago, the climate across the Northern Hemisphere flipped. Temperatures fell by up to…
Arvind4 min →
Does Göbekli Tepe’s Vulture Stone Record a Comet Impact?
Archaeology
Does Göbekli Tepe’s Vulture Stone Record a Comet Impact?
A 2017 study proposed that Gobekli Tepe's carved Vulture Stone encodes the date of a catastrophic…
Arvind6 min →
The Cosmic Impact That Erased North America’s First Civilization
Archaeology
The Cosmic Impact That Erased North America’s First Civilization
Discover how a massive space impact 12,800 years ago wiped out North America's first civilizations and…
Andrew Whitman5 min →