Researchers discovered Ahvaytum bahndooiveche fossils in Wyoming, revealing dinosaurs in Laurasia earlier than believed.

They lived about 30 million years apart and never set foot on the same continent. Yet Giganotosaurus carolinii is always ...

T he oldest equatorial dinosaur in the world, and North America's oldest dinosaur, has been described in a new study. Dating ...

This discovery challenges the long-held belief that dinosaurs originated exclusively in the southern supercontinent, Gondwana.

In an extraordinary paleontological finding, researchers have uncovered a series of massive dinosaur trackways dating back to the Middle Jurassic Period, approximately 166 million years ago.

Previous research on species like the spiky Kentrosaurus has indicated that some of these dinosaurs were capable of piercing bone with their tail swings. But not all stegosaurs used their tails ...

In just a few years, according to this hypothesis, these frigid and sweltering climatic extremes caused the extinction of not just the dinosaurs, but of up to 70 percent of all plants and animals ...