Our ancestors were making tools out of bones 1.5 million years ago, winding back the clock for this important moment in human evolution by more than a million years, a study said Wednesday. Our ancestors were making tools out of bones 1.5 million years ago, winding back the clock for this important moment in human evolution by more than a million years, a study said Wednesday. Archaeology Phys.org – latest science and technology news stories
Human ancestors making ‘bone tech’ 1.5 million years ago, say scientists
