Add Yahoo as a preferred source to see more of our stories on Google. Did all dinosaurs become extinct, killed when an asteroid hit the Earth 66 million years ago? Or could a few of them, somehow, ...

If humans and dinosaurs had lived together, which dino would have been the biggest threat? A paleontologist weighs in.

“We went all over Utah, and I went to the Dinosaur National Park, where they have all these Jurassic animals, and you can go and touch everything, and then around there’s also, they call it the ...

A dog-size reptile slipped through fern-choked forests 237 million years ago in what is today Paraíso do Sul, Brazil. The animal had the body of a greyhound, a long neck and tail, and a small, nipping ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

A tiny mammal called Cimolodon desosai from the dinosaur era is helping scientists understand how mammals survived extinction ...

Dinosaurs may not have been the slow, sunbathing reptiles researchers used to think. In fact, they may have been warm-blooded, new research suggests. The researchers studied the "growth lines" on ...

The discovery may push back the emergence of the reptiles that once ruled the Earth, and clarify how dinosaurs like the Triceratops and Stegosaurus emerged. By Asher Elbein A dog-size reptile slipped ...

Did all dinosaurs become extinct, killed when an asteroid hit the Earth 66 million years ago? Or could a few of them, somehow, have survived that mass extinction event – with their descendants living ...