Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 million to 230 million years ago in the Triassic Period, and went extinct ...

An assembly framework and video to learn about about dinosaurs, paleontology, and the ancient natural history of Earth.

Get ready to go on a Dinosaur Adventure with Andy and Hatty. Watch clips, sing songs and travel back in time to meet ...

After speaking with paleontologist Dr. Kenneth Lacovara, I can honestly say — I didn't know as much as I thought! I mean, did you know dinosaurs likely didn't roar or that they still have living ...

Imagine the sound of a dinosaur roaring... Super loud, right? Wrong... It turns out the giant prehistoric creatures almost certainly didn't roar. You might be surprised to hear that some scientists ...

Roughly 100 million years ago, a creature known as the Nodosaurus roamed the forests of North America. Though it was the size ...

Alberta has been ground zero for dinosaur discoveries in Canada since the 1880s, when several Geological Survey of Canada expeditions collected dinosaur bones from the southern part of the province.

How do we know what dinosaurs really looked like? We see dinosaur skeletons in museums, but have you ever wondered how scientists figure out their shape and build, their skin and feathers, and their ...

Children crowded around tables lined with fossil specimens, giant prehistoric bones, and dinosaur replicas as the Houston ...

Add Yahoo as a preferred source to see more of our stories on Google. Where they lived: Dinosaur fossils have been found on every continent, including Antarctica. What they ate: Some ate plants, while ...