There are many famous examples of animals who seem to understand human language. But is there any real science behind them?

CSIC's de la Torre says this signaled that early human ancestors were beginning to look at animals in a new way. Before, he says, they were viewed as predators or competitors for food sources.

A massive study of fraternal and identical twins has surprisingly concluded that much of our emotional response toward dogs is genetic.

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 ...