Editor's Note: The above photo is a file image of a fossilized whale. Scroll down to see a rendering of what researchers believe the new dinosaur looked like. A tiny dinosaur with bat-like wings once ...

Another twist has been added to the puzzling mix that is early human ancestry with evidence that one of the most complete pre-human fossil skeletons we have found doesn’t belong to any recognized ...

In the 1970s, paleontologists in Brazil discovered the fossilized one-toed tracks of a mysterious dinosaur. Now, they’ve finally identified the animal that left the prints behind as it moved across ...