Monthly Archives: September 2009

Ardi’s Secret: Did Early Humans Start Walking for Sex?

30 September 2009
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Why don't women know when they're ovulating? Why don't men have clacker-sized testicles? The world's oldest known "human" skeleton—"Ardi"—may hold clues.



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Quakes Rock Pacific Islands

30 September 2009
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A second earthquake shook western Indonesia Thursday as the death toll rose above 500 from Wednesday's powerful quake. Plus, see a computer simulation of Tuesday's Samoan quake and the resulting tsunami waves. Video.



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“Supervolcano” With Twisted Innards Found in Italy

30 September 2009
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About 280 million years ago a "supervolcano" eruption rocked Italy and may have triggered prolonged global cooling, say scientists who found the volcano and its unusual insides.



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