Bone tool carved on an elephant humerus 1.5 million years ago. Credit: CSIC An archaeological discovery in the Olduvai Gorge in Tanzania has changed our understanding of the technological evolution of ...

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.

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Night - Partly cloudy. Winds variable. The overnight low will be 28 °F (-2.2 °C). Mostly sunny with a high of 61 °F (16.1 °C). Winds variable. Partly cloudy today with a high of 61 °F (16.1 ...

Before this discovery in Tanzania’s Olduvai Gorge, in which CENIEH participated, researchers believed that hominins only occasionally made bone tools. This finding suggests that toolmaking may have ...

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Bone tools from several years ago have been found in Tanzania's Olduvai Gorge. Photo credit: CSIC via CNN. Source: UGC The bone tools are 27 in number and were discovered at Tanzania’s Olduvai Gorge, ...

Leakey, L. S. B. (personal communication).

A reconstruction of the famous Austrolopithecus afarensis Lucy. Which hominin made the bone tools at Olduvai Gorge remains a mystery. Our ancestors were making tools out of bones 1.5 million years ...