Πέμπτη 28 Φεβρουαρίου 2013

Did a Comet Really Chill and Kill Clovis Culture?

A comet proposed to have crashed into North America almost 13,000 years ago didn't do so, according to new research.



via LiveScience.com http://www.livescience.com/27565-did-comet-kill-clovis-culture.html

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