Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...

The new Argentine dino might give us clues to what the world was like before the asteroid wiped out their kind.

Learn about the largest dinosaurs that ever roamed the Earth, including titanosaurs such as the Argentinosaurus and ...

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 ...

As a result, 75% of species on Earth, including the nonavian dinosaurs, died off within months of the impact. But what if the asteroid had never struck Earth? Would the dinosaurs have continued ...

They reveal the comings and goings of two different types of dinosaurs that are thought to be a long-necked sauropod called Cetiosaurus and the smaller meat-eating Megalosaurus. The longest ...