A new study is challenging a long-standing view of the final days of the dinosaurs. For decades, many palaeontologists believed that non-avian dinosaurs were already in decline before the asteroid ...

Dinosaur life wasn't all peaches and cream before the Chicxulub asteroid struck Earth. Some were plagued by much smaller dangers long before. A new study has found evidence that a potentially deadly ...

WASHINGTON — Scientists have revealed fossils of a giant salamander-like beast with sharp fangs that ruled waters before the first dinosaurs arrived. The predator, which was larger than a person, ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

Lumbering, long-necked dinosaurs frequented the same watering hole as their predators some 167 million years ago, a scientific study of dinosaur footprints found. The footprints at what is now the ...