Studies of the horns, spikes, plates and clubs of dinosaurs could help settle a long-standing debate over their function ...

Cranial kinesis allows modern birds to eat a wider variety of foods and use their beaks as multifunctional tools.

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 ...

Charles R. Knight's realistic renderings were referred to as restorations. During a time when dinosaurs were capturing the fascination of people across the country, Knight's ground-breaking ...

Our brief introduction to dinosaurs reveals a key feature that gave them an advantage over other prehistoric reptiles. Dinosaurs are a group of reptiles that dominated the land for over 140 million ...

American artist Charles R. Knight produced some of the most iconic paintings of prehistoric life to date. Several major natural history museums in the US have featured Knight’s murals: detailed, ...

WASHINGTON : 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 like ...

Dinosaurs were big reptiles that lived a long, long time ago. Some were huge and others were small. They lived on land and in the sea, but they are now extinct, which means they don’t live on ...

One fateful day 66 million years ago, the dinosaurs — which had inhabited Earth for about 165 million years — got a nasty surprise: A roughly 9-mile-wide (15 kilometers) asteroid crashed into ...

According to scientists who maintain that dinosaur extinction came quickly, the impact must have spelled the cataclysmic end. For months, scientists conclude, dense clouds of dust blocked the sun ...