Kenya, Rift Valley: Colored pigments and complex tools

From Tech 2 - Colored pigments and complex tools suggest that humans traded 100,000 years earlier than previously believed

"The earliest evidence from Homo sapiens in East Africa is from about 200,000 years ago, so this evidence from the Stone Age is significant before that," says Potts, who is the director of the Human Origins Program at the National Museum of Natural History and has led the Olorgesailie research for more than 30 years.


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Paleoanthropologist Rick Potts heads the Smithsonian’s Human Origins Program and holds the Peter Buck Chair in Human Origins at the National Museum of Natural History- The Smithsonian Institution


What Does It Mean To Be Human? (book by Richard Potts and Chris Sloan)