For most people, the sound of a dinosaur is unmistakable:a deep, guttural roar that shakes the earth. That idea, planted by Jurassic Park in 1993 and echoed in countless documentaries, toys, and theme ...

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 ...

NEW YORK — Scientists have discovered a new dinosaur from Argentina with powerful claws, feasting on an ancient crocodile bone. The new find was possibly 23 feet long and hailed from a mysterious ...