Pinning down the most titanic of the large sauropod dinosaurs is not an easy task, since the odds were generally against the ...

Dragonflies the size of hawks once stalked Earth’s skies. Scientists thought they knew why they’d gone away – but a decades old theory may have just been disproven ...

Ancient oceans were filled with massive, fearsome creatures. Based on sheer size alone, these animals put today's aquatic giants to shame. One such creature is a newly named "sea tyrant" that ruled ...

A new study of British wrens has provided new insights into the inner workings of "island syndromes," according to research ...

Maiasaura dinosaur teeth carry a quiet clue: babies were not eating what adults ate. Tiny wear marks suggest young duck-bills ...

New fossils from Pakistan reveal a previously unknown predator species and provide a rare glimpse into the decline of one of the world’s most successful ancient carnivore groups. The international ...

The crocodile’s death roll may seem savage, but scientists say it’s actually an elegant evolutionary solution to a major ...

For animator and academic Dr. Jason Kennedy, palaeoart isn't just a hobby. Creating 3D images of prehistoric animals sits at the intersection of science and art, combining fossil analysis, comparisons ...

By Will Dunham May 29 (Reuters) - Tyrannosaurus rex possessed a preposterously massive skull - 5 feet long (1.5 meters) and ...

By Will Dunham May 28 (Reuters) - Tyrannosaurus rex was a huge land predator during the twilight of the age of dinosaurs. But ...

A newly identified mosasaur from Texas suggests that some ancient marine predators were larger, more powerful, and possibly ...