Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 million to 230 million years ago in the Triassic Period, and went extinct ...

A new pterosaur species was recently discovered in the vomit of a dino. But that's just the start of revelations from ...

A small dinosaur discovered, Pulaosaurus qinglong, had seeds in its stomach and a “vocal box,” revealing how dinosaurs might ...

Some 66 million years ago, a city bus-sized terrifying predator prowled a prehistoric river ...

Learn more about the animals you thought were dinosaurs, and the animal we thought wasn't a dinosaur, but actually is.

Reconstruction of the earliest ichthyosaur and the 250-million-year-old ecosystem found on Spitsbergen. Credit: Esther van Hulsen For nearly 190 years, scientists have searched for the origins of ...

"First published in Australia by NewSouth, an imprint of the University of New South Wales Press, Ltd."--Title page verso. "The discovery of stunning, feathered dinosaur fossils coming out of China ...

WASHINGTON (Reuters) - One of the traits that helped make the dinosaurs such an evolutionary success story - thriving for 165 million years - was their fast growth rate, from massive meat-eaters like ...

Had a volcano-driven mass extinction not occurred at the end of the Triassic 201 million years ago, we likely would have had something closer to an Age of Crocodiles than the Age of Dinosaurs that ...

So Dilophosaurus is no longer believed to have been venomous; but what about other dinosaurs?  In 2009, a small, feathered ...

Kristi Curry Rogers receives funding from The National Science Foundation and the David B. Jones Foundation. It may be hard to imagine, but once upon a time, dinosaurs didn’t dominate their world.

The earliest dinosaurs had rapid growth rates, but so did many of the other animals living alongside them, according to a new study. The earliest dinosaurs had rapid growth rates, but so did many of ...