A Ceratosaurus fossil that is one of only four known to exist has sold for $30.5 million at auction. The rare dinosaur fossil ...

Dinosaurs have been breaking the minds of paleontologists and curious minds worldwide for decades. ... Plot twist: they actually grew super fast and rarely lived past 50. For example, ...

Enigmacursor darted around North America in the Late Jurassic 145-150 million years ago and its skeleton is now on display in ...

Dr. David Hone, a dinosaur expert, writes about dinosaur behavior, including grooming, feeding, fighting, mating, and group living, which resembles many modern animals.

The 5.3-mile-wide crater is now confirmed to be 66 million years old, suggesting that the impact of at least two giant space rocks preceded the mass extinction of dinosaurs.

Turns out dinosaurs probably didn't roar quite like we think BBC science journalist Richard Gray tells NPR's Daniel Estrin that dinosaurs may not have roared in the manner we commonly imagine.

Mallon, Wu and colleagues ruled out the possibility that the mammal was simply scavenging a dead dinosaur. The bones of the dinosaur have no tooth marks, for example, suggesting it was not being ...

The dinosaurs' age of dominance came to a fiery end. Mark Garlick/Science Photo Library/Getty Images Around 66 million years ago, the dinosaurs were killed by an enormous asteroid that hit what is ...

A new species of crocodile dating back to the Cretaceous period has been discovered in Queensland, Australia, and its last meal was a young dinosaur, scientists say.. The fossilized bones of a ...

Mussaurus is a type of dinosaur called a sauropodomorph, and it’s been known to science since the 1970s, based on 11 fossils found in Argentina's Laguna Colorada Formation. Other sites around ...

The dinosaur-killing meteor hit in spring. That is the conclusion of scientists who examined the bones of fish that died on that day when a six-mile-wide asteroid collided with Earth.