The new Argentine dino might give us clues to what the world was like before the asteroid wiped out their kind.

Dinosaurs at Overpeck County Park - accompanied by his pal, Meekah, and "Sesame Street" residents Big Bird and Elmo - was ...

Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

A series of footprints once attributed to a “swimming brontosaur” has a far more likely explanation, new research has found.

Ornithischian dinosaurs like Triceratops and Stegosaurs, lacked these air sacs. And as a result most of them weren’t very big. While Triceratops and Stegosaurus grew up to 8 meters long bird ...

Bird-like dinosaurs and birds are smaller still ... Scientists now think the reason dinosaurs were able to grow to such big sizes was down to a combination of characteristics. Read on or watch our ...

The oldest bird-like fossils are more than 150 million years old. These ancient bird-like creatures looked quite a lot like small, feathered dinosaurs and they had much in common. Their mouths still ...

An Allosaurus known as “Big Al 2”, also discovered in ... embryo curled up and ready to hatch like a bird The museum previously had dinosaur exhibits, but they only displayed smaller body ...

"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, ...