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slideshow
A Squalodontid Success
On a beach in Piña, Panama the tide is rolling out. Faint outlines of skeletal...
Wed, 06/22/2011 - 17:47
slideshow
The Ocean Throughout Geologic Time, An Image Gallery
Evidence shows that life probably began in the ocean at least 3.5 billion years...
Tue, 09/20/2011 - 15:30
slideshow
Rudist Reefs
About 100 million years ago, during the heyday of the dinosaurs, reefs were built...
Fri, 12/04/2009 - 14:25
slideshow
Two Views of Coral Reefs: Thriving and Threatened
Coral reefs are beautiful, vibrant ecosystems that house roughly one quarter of all...
Tue, 12/15/2009 - 11:19
slideshow
A Collection of Cambrian Fossils
When you're standing in a museum surrounded by fossils, you can almost imagine...
Tue, 10/01/2013 - 10:03