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 ...

Ailsa Chang speaks with David Braun, an archeologist, about his team's discovery of a site in Kenya that suggests human ancestors built tools continuously much earlier than previously thought. So when ...

A statistical analysis of a series of signs carved into artifacts from around 40,000 years ago suggests humans developed proto-writing in the Stone Age.

Researchers believe they’ve found the earliest known use of hand-held wooden tools in human history. The team points to artifacts from Greece of crafted pieces of alder and either willow or poplar, ...

(CN) — Stone tools uncovered in central China suggest early humans there were far more inventive than scientists once believed, making complex tools tens of thousands of years earlier than expected.

The earliest known hand-held wooden tools, used by our early human ancestors around 430,000 years ago, have been uncovered by researchers at an archeological site in Greece. One is made from the trunk ...