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Apr 5 2009, 9:38 AM EDT smwolfe
 
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Change: , by Robert Shapiro, March 2009 Advances in computer storage of scientific and cultural material add urgency to the need for backup on the moon. The Space Review "Why the Moon? Human Survival!" by Robert Shapiro, March 19, 2007Planetary Dreams: The Quest to Discover Life Beyond Earth (Wiley,   View changes from previous version. (Word count: 396)
Apr 5 2009, 9:32 AM EDT smwolfe
 
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Feb 9 2009, 12:27 PM EST smwolfe
 
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Feb 9 2009, 11:44 AM EST tonylamm
alternative apocalypse theory 
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Feb 7 2009, 11:06 AM EST smwolfe
removed some text 
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Feb 5 2009, 9:31 AM EST tonylamm
 
edit 10 words added
Sep 28 2008, 1:40 AM EDT smwolfe
 
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Sep 28 2008, 1:37 AM EDT smwolfe
 
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Sep 28 2008, 1:35 AM EDT smwolfe
 
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Sep 28 2008, 1:31 AM EDT smwolfe
 
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Sep 28 2008, 1:27 AM EDT smwolfe
 
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Sep 28 2008, 1:26 AM EDT smwolfe
 
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Sep 28 2008, 1:16 AM EDT smwolfe
 
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Sep 28 2008, 1:05 AM EDT smwolfe
 
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Sep 28 2008, 1:00 AM EDT smwolfe
 
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Sep 28 2008, 12:56 AM EDT smwolfe
 
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Sep 28 2008, 12:53 AM EDT smwolfe
 
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Sep 28 2008, 12:42 AM EDT smwolfe
 
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Sep 27 2008, 3:04 PM EDT smwolfe
 
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Sep 27 2008, 2:04 PM EDT smwolfe
 
edit 356 words added
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