Add Yahoo as a preferred source to see more of our stories on Google. A reconstruction of a Late Jurassic Dry Mesa Dinosaur Quarry ecosystem around 150 million years ago which shows a diverse array of ...

Two hundred years ago, an English geologist named William Buckland found a fossil unlike anything he’d ever seen. He called it "Megalosaurus" and thought it belonged to a large lizard. Little did he ...

About 150 million years ago, the land that is now the western United States was alive with dinosaurs. New research shows that ...

When you think of dinosaurs, your first thoughts may include some of the more notorious species. In fact, of the more than 700 dinosaurs scientists have discovered, most people think of the larger ...

Scientists are studying two dinosaurs found buried together in prehistoric battle. The North Carolina Museum of Natural Sciences is preparing to study a fossil it has held for years — a pair of ...

Dinosaurs were once assumed to have been ectothermic, or cold-blooded, an idea that makes sense given that they were reptiles. While scientists had previously discovered evidence of dinosaur species ...

It may have been suicidal for a predator to go after a healthy adult Brachiosaurus, a behemoth weighing perhaps 60 tons that was a member of the long-necked group of dinosaurs called sauropods that ...