Evidence of cosmic impact discovered at classic Clovis archaeological sites
Shocked quartz grains found at three key archaeological sites indicate a fragmented comet exploded over Earth around 13,000 years ago, contributing to megafaunal extinctions and Clovis culture collapse.
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5 Articles
New evidence says an exploding comet wiped out the Clovis culture and triggered the Younger Dryas
We don't realize it, but Earth is subjected to a constant cosmic rain of material. The vast majority of it is tiny micrometeors that burn up in the atmosphere, up to 100 tons per day by some estimates. But sometimes, much larger objects strike Earth. The most notable is probably the Chicxulub impactor that wiped out the dinosaurs and left a massive crater, now buried. There are many other large potential impactors that explode above the surface,…
New Evidence Says An Exploding Comet Wiped Out The Clovis Culture And Triggered The Younger Dryas
A swarm of fragments from an air burst comet could've triggered the Younger Dryas cooling period. A wave of megafauna extinctions followed, as did the disappearance of the Clovis culture.
Evidence of cosmic impact discovered at classic Clovis archaeological sites
Researchers continue to build on a body of evidence for a fragmented comet that is thought to have exploded over Earth almost 13,000 years ago, which may have had a role in the disappearance of mammoths, mastodons and most of other megafauna at that time, and in the vanishing of the Clovis culture from the archaeological record in North America.
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