For more than 3 million years, Selam lay silent and still. Eager to tell her story, the almost perfect fossil skeleton of a 2 1/2 year-old toddler was discovered at Dikika, Ethiopia -- and she had a lot to say.
How did humans get to be so smart, and when did this happen? To untangle this question, we need to know more about the intelligence of our human ancestors who lived 1.8 million years ago. It was at this point in time that a new type of stone tool hit the scene and the human brain nearly doubled in size.
On April 22nd, The Leakey Foundation staff will be joining the March For Science in San Francisco, Santa Rosa, and New Orleans. Want to join us? You can meet up with our Leakey Foundation group in San Francisco , or download our sign and march with us virtually!