Ice Age blast ‘ravaged America’

By Tom | May 21, 2007

A controversial new idea suggests that a large space rock exploded over North America 13,000 years ago. The blast may have wiped out one of America’s first Stone Age cultures as well as the continent’s big mammals such as the mammoth and the mastodon.

BBC NEWS | Science/Nature | Ice Age blast ‘ravaged America’.

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April 22, 2008

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