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Science News Flash

Reasons To Believe

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Science News Flash
31 MIN2011 JUN. 21
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You might have seen:
Yahoo! News, "Sex with Neanderthals gave humans the strength we needed to conquer the planet" June 16, 2011; http://io9.com/5812639/sex-with-neanderthals-gave-humans-the-strength-we-needed-to-conquer-the-planet