But few have thought more about it than paleoanthropologist Rick Potts, the director of the Human Origins Program at the National Museum of Natural History. Paleoanthropologist Rick Potts while ...

A rare Tyrannosaurus Rex skeleton, to be a centerpiece of a future exhibition at the Smithsonian’s National Museum of Natural History, will have to remain hidden a little longer.

Channel Islands National Park includes Santa Rosa Island, a virtual natural history museum with miles of uncrowded trails and breathtaking cliff-top ocean views. White sand beaches greet travelers ...