Our ancient ancestors weren’t fumbling with crude rocks. A groundbreaking archaeological discovery in Kenya reveals they had mastered a stone tool technology so effective that they stuck with it for ...

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 ...

Oldowan stone tools made from a variety of raw materials sourced more than six miles away from where they were found in southwestern Kenya. In southwestern Kenya more than 2.6 million years ago, ...

A new study reveals early humans deliberately quarried stone for tools 220,000 years ago, showing advanced planning far ...

WASHINGTON (AP) — Early human ancestors during the Old Stone Age were more picky about the rocks they used for making tools than previously known, according to research published Friday. Not only did ...

Early humans were quarrying stone as far back as 220,000 years ago, revealing surprisingly advanced planning and resource use.

A decline in ancient megafauna in the Middle East coincided with a shift towards smaller, lighter toolkits in 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 ...