den4
25-05-04, 18:10
Saw this on the scientific american site:
http://www.sciam.com/article.cfm?chanID=sa003&articleID=0009AF28-3707-10A1-B70783414B7F0000
http://www.sciam.com/article.cfm?chanID=sa003&articleID=0009AF28-3707-10A1-B70783414B7F0000
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