- DNA reveals giraffes are 4 species--not 1: One of the most iconic animals in Africa has a secret. A genetic analysis suggests that the giraffe is not one species, but 4 separate ones—a finding that could alter how conservationists protect these animals. http://www.scientificamerican.com/article/dna-reveals-giraffes-are-4-species-not-1/ 146 comments worldnews
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- Red Meat May Clog Arteries Because of Gut Bacteria - Scientific American http://www.scientificamerican.com/article.cfm?id=red-meat-clogs-arteries-bacteria 10 comments
- 'Coelacanth' Genome Unlocked - Scientific American http://www.scientificamerican.com/article.cfm?id=slow-evolving-lobe-finned-coelacanth-genome-unlocked 8 comments
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