The extinction of the Pleistocene megafauna may be people’s fault after all, according to a recent study.

Beneath Brazil’s forests lie vast Ice Age tunnels, carved not by humans or nature, but giant ground sloths—revealing hidden ...

For decades, paleontologists assumed mastodons - the shaggy, elephant-like relatives that once roamed North America - were a relatively uniform species with a broad range. A new study published in ...