WASHINGTON (AP) — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and sharpened bones from elephants and hippos ...

A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found in Tanzania’s Olduvai Gorge site pushes back the date for ancient bone tool use by around 1 million years.

Ancient humans made tools from animal bones 1.5 million years ago Some of the artifacts show signs of having been struck to remove flakes more than a dozen times, revealing persistent craftsmanship.

Ancient Humans Made Tools From Animal Bones 1.5 Million Years Ago WASHINGTON (AP) — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered ...

WASHINGTON — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found ...

A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found in Tanzania’s Olduvai Gorge site pushes back the date for ancient bone tool use by around 1 million years.

WASHINGTON — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found ...

Ancient humans made tools from animal bones 1.5 million years ago This photo provided by the Spanish National Research Council shows a bone tool found in Tanzania's Olduvai Gorge, at the CSIC ...

Ancient humans made tools from animal bones 1.5 million years ago. In this photo provided by the Spanish National Research Council (CSIC), ... said William Harcourt-Smith, ...