Dinosaur stories are often written for children, with a cast of neon cartoon characters or animatronic models. But for adults ...

WASHINGTON — Some 99 million years ago, a juvenile dinosaur got its feathery tail stuck in tree resin, a death trap for the small creature. But its misfortune is now giving scientists unique insight ...

casali is the first to be found by scientists that lived so close to the end of the Cretaceous period and, also, one of the most complete. The team determined the dinosaur would have been at least 19 ...

Paleontologists have discovered a new species of iguanodontian dinosaur that lived 125 million years ago during the Cretaceous period, they said in a research paper. Examination of fossils found in ...

The new species belongs to the same group as triceratops and stegosaurs. Paleontologists have discovered a new species of iguanodontian dinosaur that lived 125 million years ago during the Cretaceous ...

Seventy million years ago, southern Patagonia was home to dinosaurs, turtles, and mammals—but also to a fierce crocodile-like predator. A newly discovered fossil, astonishingly well-preserved, reveals ...

Paleontologists in Argentina have discovered a new predatory dinosaur -- the fossils of which contained a crocodile bone within the dinosaur's mouth.

A clutch of 28 dinosaur eggs found in the Qinglongshan fossil reserve in central China is about 86 million years old, according to scientists who used an “atomic clock” method to date the samples.

Researchers collected and vaporized samples from fossilized eggshells in China's Qinglongshan fossil reserve. They calculated how old the eggs were by measuring accumulated lead and uranium atoms in ...