Early humans used animal bones to craft tools — more than a million years earlier than scientists previously thought, ...

WASHINGTON (AP) — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and sharpened bones from elephants and hippos found ...

Early humans used animal bones to craft tools — more than a million years earlier than scientists previously thought, according to new research published this week. A group of researchers from ...

WASHINGTON (AP) — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and sharpened bones from elephants and hippos ...