Museum fossils in England reveal 200-million-year-old coelacanths, fish that swam alongside the first dinosaurs ...

In Paraíso do Sul in southern Brazil, scientists discovered a fossil of a dog-sized reptile dating back to 237 million years ago. The creature, a newly described species named Gondwanax paraisensis, ...

Italian paleontologists have uncovered thousands of dinosaur footprints on a near-vertical rock face more than 2,000 metres above sea level in the Stelvio National Park, a discovery they say is among ...

An estimated 20,000 prints from mid-sized dinosaurs stretched across 5km of near-vertical rock. It's one of the richest sites ...

WASHINGTON (Reuters) - Dinosaurs long dominated Earth's land ecosystems with a multitude of forms including plant-eating giants like Argentinosaurus, meat-eating brutes like Tyrannosaurus and weirdos ...

Arizonasaurus was an archosaur from the Middle Triassic. Dinosaurs evolved from a group of reptiles called archosaurs (“ruling reptiles”) around 240–250 million years ago. This was during the Triassic ...

Researchers have conducted what could be the largest study ever of dinosaur poop. The findings shed new light on how dinosaur's diets allowed them to dominate the planet. The analysis of hundreds of ...

A fossil site of "unique importance" has shed light on a lost prehistoric ecosystem where early dinosaurs roamed more than 200 million years ago. For a study published in the Proceedings of the ...

Where they lived: Dinosaur fossils have been found on every continent, including Antarctica. What they ate: Some ate plants, while others ate animals, including other dinosaurs. How big they were: The ...