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 ...

An ancient predatory dinosaur that lived 220 million years ago, Maleriraptor kuttyi, redefines carnivorous dinosaurs' origin ...

A colossal titanosaur, Chucarosaurus diripienda, unearthed in Patagonia, measured 30 meters and weighed tens of tonnes. Its immense size even cracked ...

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Wyoming's badlands have yielded two mummified duck-billed dinosaur fossils, revealing the first-ever evidence of hooves in dinosaurs. These 66-million-year-old Edmontosaurus specimens, preserved with ...

Small, fast new dinosaur species, Enigmacursor mollyborthwickae, shows that small, fast herbivores likely played vital ...

Dinosaurs have left a wealth of information behind in their fossils, including how they defended themselves, what they ate and sometimes even how they died. But when these beasts bit the dust, did ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

For more than a century, paleontologists have been scouring western North America’s Hell Creek Formation for new dinosaurs. The rocks preserve some of the last non-avian dinosaurs before Earth’s fifth ...