Paleontologists have uncovered an exceptionally complete skull of a massive bird that lived 45 million years ago. This fossilized skull belonged to now-extinct Diatryma, a flightless bird that ...

Now archaeologists are trying to understand why. A headdress of macaw feathers adorns the skull of a sacrificed child who had shoulder-length hair. Researchers say the headdress indicates the ...

“This is one of the best-preserved fossil bird skulls of any age, from anywhere in the world. We almost had to pinch ourselves when we saw it, knowing that it was from such an important time in ...

"We see this cascade of changes that happened along the dinosaur to bird transition," Holliday said. "A large part of it hinges upon when birds evolved a relatively large brain. Just like in humans, ...