A fossil from China that's 150 million years old may be the world's earliest known bird. The discovery shows that the short tails characteristic of modern birds evolved much earlier than ...

A winged-dinosaur related to the birds in your backyard has intrigued paleontologists for more than 160 years. Now, a rare and spectacularly preserved fossil of this creature, known as ...

These “little skeletons of raptor dinosaurs, sheathed in feathers, wings coming out of their arms” were the “final clue that said yes, absolutely, birds really did evolve from dinosaurs ...