From the Smithsonian online Magazine: An Evolutionary Timeline of Homo Sapiens
An Evolutionary Timeline of Homo Sapiens Scientists share the findings that helped them pinpoint key moments in the rise of our species By Brian Handwerk SMITHSONIANMAG.COM | Feb. 2, 2021, 8 a.m. The long evolutionary journey that created modern humans began with a single step—or more accurately—with the ability to walk on two legs. One of our earliest-known ancestors, Sahelanthropus , began the slow transition from ape-like movement some six million years ago, but Homo sapiens wouldn’t show up for more than five million years. During that long interim, a menagerie of different human species lived, evolved a