But Lucy and other fossil finds reveal that more than 3 million years ago, a relatively small-brained, ape-faced human ancestor ... body as she moved. Lucy: arm bones With dangling, powerful ...

Our ancestors were making tools out of bones 1.5 million years ago, winding back the clock for this important moment in human evolution ... made out of the leg and arm bones of big mammals ...

Fossilized bones discovered decades ago and hailed at the time as the oldest human remains found in Japan ... It followed an exhaustive study of arm and leg bones that constitute the Ushikawa ...