Showing posts with label
meteorite impact
.
Show all posts
Showing posts with label
meteorite impact
.
Show all posts
04 April 2009
Mass Extinctions, Ancient Viruses May Hold Clues to Life`s Origins 4APR09
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Mass Extinctions, Ancient Viruses May Hold Clues to Life`s Origins (PhysOrg.com) -- Mass extinctions occur repeatedly, though irregularly, t...
24 March 2009
Impact Geology Drilling Project in Siberia update 23MAR09
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Seeking Earth`s Past by Drilling in Remote Arctic Kansas City InfoZine Mon, 23 Mar 2009 03:01 AM PDT In mid-March, drilling by paleoclimatol...
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