This is an extract from Our Human Story, our newsletter about the revolution in archaeology. Sign up to receive it in your inbox every month. When writing headlines for stories about human evolution, ...

Long before the first sparks of civilization — or even humanity as we know it — our ancestors were already inventors. On the ancient riverbanks of Kenya’s Turkana Basin, nearly three million years ago ...

Add Yahoo as a preferred source to see more of our stories on Google. Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago. The ...

Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago. The selection of rock type depended on how easily the material could be ...