For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

Most animal species last a few million years before going extinct but there are always exceptions called living fossils. Some of these animals have been around for hundreds of millions of years! Let’s ...

Ever wonder how saber-toothed cats and other extinct creatures behaved? Well, a team of scientists unearthed ancient footprints that offer insight into how various prehistoric animals lived as far ...

Paleontologist Thais Pansani stands in front the reconstructed skeleton of a giant ground sloth at the Smithsonian National Museum of Natural History in Washington, D.C., on July 11. The Associated ...

Is it a bird? A monkey? No, it's a new prehistoric reptile Is it a bird? A monkey? No, it's a new prehistoric reptile ...

Add Yahoo as a preferred source to see more of our stories on Google. Like the rest of the West Coast, far Northern California was under water when early dinosaurs roamed North America. That doesn’t ...

For millions of years, Earth was the planet of reptiles. Giant flying reptiles controlled the skies while massive dinosaurs were kings of the land. Other prehistoric animals, however, may not have had ...

Scientists have peered inside the skull of a 380-million-year-old Antarctic fish that was closely related to the first animals to walk on land, revealing surprising clues about how life began its move ...

A pioneering study in experimental archaeology has revealed the techniques used by prehistoric communities in north-eastern Europe to extract animal teeth for crafting personal ornaments—offering ...