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Recent Antarctic expeditions, underwater volcano monitoring, studies of...
Tue, 12/01/2009 - 10:02
A Squalodontid Success
On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal...
Wed, 06/22/2011 - 17:47
Long before great white sharks appeared, much larger ancestors roamed the ocean....
Thu, 12/17/2009 - 17:55