Comet impact may have triggered decline of Ohio's Hopewell people 1,600 years ago

Comet fragments may have exploded over Ohio 1,600 years ago, triggering a violent airburst and starting wildfires that devastated the Hopewell people's crops and the landscape.

Feb 9, 2022 - 22:00
Comet impact may have triggered decline of Ohio's Hopewell people 1,600 years ago
Comet fragments may have exploded over Ohio 1,600 years ago, triggering a violent airburst and starting wildfires that devastated the Hopewell people's crops and the landscape.
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