Standardized production of bone tools by our ancestors pushed back 1 million years
Twenty-seven standardized bone tools dating back more than 1.5 million years were recently discovered in the Olduvai Gorge in ...
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The standardized production of bone tools by our ancestors pushed back one million years
Twenty-seven standardised bone tools dating back more than 1.5 million years were recently discovered in the Olduvai Gorge in ...