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Stone Age humans were picky about which rocks they used for making tools, study finds

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 ...
Phys.org

Early humans relied on simple stone tools for 300,000 years in a changing east African landscape

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 ...
The Columbian

Study: Stone Age humans were picky about their rocks

WASHINGTON — Old Stone Age humans were more picky about the rocks they used for making tools than previously known, according to research published Friday. Not only did these early people make tools; ...
Science Daily

Ice age humans in China crafted surprisingly advanced stone tools 146,000 years ago

Scientists in China discovered that ancient humans were making surprisingly advanced stone tools during a harsh ice age ...