Sections
Riley Black is the author of The Last Days of the Dinosaurs and many other books. She is a science correspondent for Smithsonian magazine covering fossils and natural history, and she writes about the prehistoric past for a variety of publications.
November 5, 2008
November 3, 2008
October 30, 2008
October 29, 2008
October 28, 2008
October 23, 2008
October 22, 2008
October 20, 2008
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