Rare Earth Hypothesis
<p class="default">08:59 PM, September 26, 2006 
 
copyright 2000; first soft cover 2004; Copernicus Books (an imprint of Springer-Verlag), New York. 
 
Peter D. Ward 
Donald Brownlee 
 
keywords: exobiology, life on other planets, evolution, origin of life 
 
Sep 17, 2009 9:26 AM
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