Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and ...

WASHINGTON – Early humans were regularly using animal bones to make cutting tools ... likely made by breaking off the thick ends of leg bones and using a stone to knock off flakes from the ...

The well-preserved bone tools, measuring up to around 16 inches, were likely made by breaking off the thick ends of leg bones and using a stone to knock off flakes from the remaining bone shaft.

Researchers found 27 well-preserved bone tools, likely made from elephant and hippo leg bones, which seemed to have been shaped into hand axes for butchering scavenged carcasses. The study ...

Ancient Humans Made Tools From Animal Bones 1.5 Million Years Ago WASHINGTON ... were likely made by breaking off the thick ends of leg bones and using a stone to knock off flakes from the ...

WASHINGTON — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago.