More Amazing Fossils in China Raise Questions
March 6, 2014
There was the Jehol biota (Cretaceous), with its "feathered dinosaurs," but now the "prequel" Daohugou biota (Jurassic) is opening eyes wide again.
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Elegance of Earth System Visualized
February 9, 2014
An award-winning NASA animation shows the earth as a well-defended, dynamic, life-enhancing system.