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 ...

A new study says early humans were regularly using animal bones to make cutting tools 1.5 million years ago.

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… ...

Ancient Humans Made Tools From Animal Bones 1.5 Million Years Ago WASHINGTON (AP) — Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered ...

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 ...

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 in Tanzania's ...

A new study says early humans were regularly using animal bones to make cutting tools 1.5 million years ago.

WASHINGTON — 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 ...

While humans had long survived in savanna and forests, they shifted into everything from from dense rainforests to arid ...

Scientists are seeking permission to generate human embryonic stem cells to study disease by introducing human genetic material into an animal oocyte. This has raised ethical questions that centre ...