An assemblage of tools found in Tanzania that was fashioned about 1.5 million years ago from the limb bones of elephants and hippos reveals what scientists are calling a technological breakthrough for ...

The oldest human-crafted bone tools on record are 1.5 million years old, a finding that suggests our ancestors were much ...

Scientists endeavoring to “de-extinct” woolly mammoths through genetic modification have taken a meaningful step toward achieving their goal.

"The study indicates our ancestors used subtly different techniques ... All but one of the 27 tools were made from elephant or hippo bone. Hippos were common in the area but elephants were not ...