Human ancestors were making ‘bone tech’ 1.5 million years ago, say scientists.

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Human ancestors were making ‘bone tech’ 1.5 million years ago, say scientists.
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BANGKOK: Thailand is set to ease restrictions on alcohol sales and advertising, stepping up a push to liberalise a drinks market seen as likely to spur tourism and support smaller breweries.

A bone tool made from a 1.5-million-year-old elephant bone discovered at the Olduvai Gorge site in Tanzania is seen in this picture released on March 5, 2025. Pleistocene Archaeology Lab/Handout via REUTERS THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY NO RESALES. NO ARCHIVES

Even today our closest living relative, chimpanzees, use sticks in a similar way to dig out termites for a tasty treat. At Olduvai, a Spanish-led team of researchers found 27 tools made out of the leg and arm bones of big mammals, mainly elephants and hippos. “There is a clear desire to change the shape of the bone to turn them into very heavy, long tools,” said Francesco d’Errico, an archaeologist at France’s Bordeaux University and study co-author.

Very few large stone tools have been found at Olduvai, d’Errico said, possibly because the quartz available at the site was not well-suited to the difficult job of cutting up big animals. This invention represented a major advance, making it possible for ancient humans to properly slice or skin their prey.

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