NYT: Science Times for 12/29/2009

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DATE : Mon, 28 Dec 2009 12:00:00 EST
Entered in Database : 2009-12-28 17:00:00
length : 20297856
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This week: The never-ending story of manure and how to recycle it; survivors of the Holocaust and long-term cancer rates; and some advice from psychologists for the new year.

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