Our prehistoric human ancestors relied on deliberately modified and sharpened stone tools as early as 3.3 million years ago.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Archaeologists have ...

Recent discoveries of fossils have provided evidence suggesting intelligent tool use among pre-human species. This groundbreaking research has the potential to reshape our understanding of early ...

ANTH copy has bookplate: Smithsonian Institution Libraries, Gift from the Margery Masinter Foundation Endowment for Illustrated Books. "In Stone Tools in Human Evolution, John J. Shea argues that over ...

Whether it's calluses, osteoarthritis, or the "phone pinky," our hands tell a story and can reveal a lot about the lives we live and the daily items we use. But what about the hands of our ancient ...

This has been quite the wild year in human evolution stories. Our relatives, living and extinct, got a lot of attention—from new developments in ape cognition to an expanded perspective of a ...

In the dry, rugged badlands of Ethiopia’s Afar Region, a team of scientists has uncovered fossils that could change how you picture human evolution. These finds, dating back between 2.6 and 2.8 ...