Newly dated fossils from New Mexico challenge the idea that dinosaurs were in decline—and suggest instead they had formed ...

A new study sheds light on how these reptiles become “mummies” and paints a picture of what these ancient animals looked like ...

In Switzerland’s Jura Mountains, ancient limestone holds thousands of dinosaur footprints. A gravel route traces their path ...

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 ...