"They definitely would have chased us." New dinosaur the size of a tiger with giant claws and feathers discovered from fossil ...

Prehistoric animals once roamed — and ruled — planet Earth. Some of them, like the giant sloth or the woolly rhino, were generally gentle. Others, like the saber-toothed tiger and the dire wolves, ...

A massive prehistoric snake discovered in India may have rivaled the largest snake ever known. Called Vasuki indicus, the ...

Scientists have discovered a new species of prehistoric animal that swam in lakes and rivers around 165 million years ago.

Earth once hosted more than 10,000 species of these ancient marine predators. Find out how they lived, when they vanished, ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...

Add Yahoo as a preferred source to see more of our stories on Google. Using 3D imaging, a study revealed evidence of prehistoric fauna from the collection of Oregon's John Day Fossil Beds National ...

Koalas with the bodies of lions. Elephants the size of your dog. Gigantic, 8-foot-tall sloths. These aren’t creatures found in science fiction: They walked our planet a million years ago, during the ...

Brandon Ballengée’s ‘Frameworks of Absence’ (2006–ongoing) in the Ronald Feldman Fine Arts booth at the 2015 Armory Show (photo by Jillian Steinhauer/Hyperallergic) (click to enlarge) The animals have ...