Three-hundred-million years ago, Earth was very different. The continents had coalesced into Pangea, which was dominated in ...

Add Yahoo as a preferred source to see more of our stories on Google. Argentavis magnificent© Radomil / CC BY-SA 3.0 The post Too Big to Flap? The Prehistoric Bird so Massive it Could Barely Fly ...

The largest snake that ever lived is known as the Titanoboa; however, researchers in India may have unearthed fossils of a snake that rivaled its monstrous size: the recently discovered Vasuki indicus ...

Whale sharks are the largest species of shark. Their gentle manner and massive size make them the gentle giants of the ocean. However, one especially large whale shark has been spotted off the Pacific ...

Giant sloths with razor-sharp claws and as large as Asian bull elephants once roamed the Earth, snacking on leaves at the tops of trees with a prehensile tongue. Now, scientists have figured out why ...

Your browser does not support the HTML video element. This is a satellite view of Hurricane Erin spinning in the Atlantic Ocean at about 9:30 a.m. Thursday, Aug. 21 ...

Add Yahoo as a preferred source to see more of our stories on Google. Great Danes are often described as gentle giants, but seeing their size compared directly to a human really puts things into ...