A new study may finally put to rest one of the most vexing theories about America’s natural history: that the giant fauna of the Ice Age — and the culture of humans who hunted them — were wiped out by a cosmic impact.
Read MoreA new study may finally put to rest one of the most vexing theories about America’s natural history: that the giant fauna of the Ice Age — and the culture of humans who hunted them — were wiped out by a cosmic impact.
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