The left leg and hip bones belong to a Paranthropus robustus adult female that stood only three foot four inches tall, even more diminutive than the famous “Lucy.” P. robustus wasn’t a ...

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 ...

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 ...