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About 100 million years ago, during the heyday of the dinosaurs, reefs were built...
Fri, 12/04/2009 - 14:25
A Collage of Nudibranch Colors
Nudibranchs are a kind of sea slug, and their 3000 species are found from the poles...
Wed, 01/22/2014 - 12:51
Under Arctic Ice
Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a...
Tue, 01/04/2011 - 14:48