The bone tools were created the same way tools were made from stone.
The discovery of 1.5-million-year-old bone tools in Tanzania suggests early human ancestors had advanced cognitive abilities ...
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Ancient human relatives crafted sharp-edged tools out of animal bones around 1.5 million years ago, researchers say. Discoveries at Tanzania’s Olduvai Gorge, a famous East African fossil ...
In Olduvai Gorge, archaeologists have discovered a range of bone tools thought to have been made and used by an ancestral human species of hominid called Homo habilis 1.5 million years ago. Known as ...