Smithsonian scientist and collaborators revise timeline of human origins
Washington DC (SPX) Jul 04, 2014 - Many traits unique to humans were long thought to have originated in the genus Homo between 2.4 and 1.8 million years ago in Africa. Although scientists have recognized these characteristics for decades, they are reconsidering the true evolutionary factors that drove them. A large brain, long legs, the ability to craft tools and prolonged maturation periods were all thought to have evolved ... more
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