The Olduvai Gorge in northern Tanzania has a geology that fossil-hunters love. A river cuts through several layers of strata with four distinct beds. Bed I, the oldest, is about 2 million years old.

However, a 2018 excavation in Tanzania’s Olduvai Gorge turned up a cache of animal bone tools that have now been determined to be 1.5 million years old, pushing back the hominin tool technology ...

Discoveries at Tanzania’s Olduvai Gorge, a famous East African fossil location, represent the oldest known evidence of systematic bone tool production by hominids, according to archaeologist ...

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 ...

They were found in the Olduvai Gorge in East AfricaCredit: CSIC They were discovered in the Olduvai Gorge in Tanzania. It's a steep-sided ravine in the Great Rift Valley, and contains evidence of ...

Olduvai stone chopping tool (made 1.8 million years ago) found in Olduvai Gorge, Tanzania, East Africa. Perhaps the best thing of all about being Director of the British Museum, and one that still ...

A total of 27 bone tools found at Tanzania's Olduvai Gorge Technology breakthrough is earlier than previously thought Researchers suspect tool maker was species Homo erectus The 27 tools ...

The findings come from a study of bone tools discovered at Olduvai Gorge in Tanzania and dated to around 1.5 million years ago. The discovery joins other finds — such as a 1.4-million-year-old ...

The Olduvai Gorge handaxe doesn't, of course, look anything like a modern axe - there's no handle and there's no metal blade. It's in fact a piece of grey-green volcanic rock, a very beautiful ...

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.