This dinosaur’s skull was light as air but its mouth was packed with power—and a unique ability to quickly grow teeth. Here’s how Nigersaurus was built for nonstop grazing. The cast of the skull of ...

Dinosaur stories are often written for children, with a cast of neon cartoon characters or animatronic models. But for adults ...

When did these blockhead dinosaurs get their domes? A new fossil is “the specimen we have all been waiting for.” In this artist's reconstruction, two pachycephalosaurs from the new species Zavacephale ...