Comet May Have Led to Ice-Age Extinction In a paper published this week, scientists say they have evidence that a comet or other low-density space object exploded in the upper atmosphere of the Earth about 13,000 years ago. They think the explosion may have led to the extinction of woolly mammoths and the decline of Stone Age people.
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Comet May Have Led to Ice-Age Extinction

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Comet May Have Led to Ice-Age Extinction

Comet May Have Led to Ice-Age Extinction

Comet May Have Led to Ice-Age Extinction

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In a paper published this week, scientists say they have evidence that a comet or other low-density space object exploded in the upper atmosphere of the Earth about 13,000 years ago. They think the explosion may have led to the extinction of woolly mammoths and the decline of Stone Age people.

Peter Schultz, professor of Geological Sciences at Brown University