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 ...

A new study shows that early humans shifted from hunting giants to smaller animals, shaping tools, survival, and intelligence ...

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

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

Early humans were quarrying stone in southern Africa over 200,000 years ago, reveals new research. People quarried rocks for ...

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 ...

Recent discoveries have unveiled a fascinating chapter in human history, as stone tools provide compelling evidence of Paleolithic migrations across the Pacific into North America. This challenges the ...

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

A new study reveals early human life in Ethiopia, showing how humans made tools, used resources, and adapted to their ...

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 ...