Dinosaurs weren't in decline when an asteroid smashed into Earth and wiped them out, scientists say. Instead, the idea that dinosaur diversity was declining before the asteroid struck 66 million years ...

Dinosaurs’ extinction “re-engineered” Earth’s surface, according to new research. The reptiles had such an “immense” impact on the planet that their sudden exit led to wide scale changes in landscapes ...

There is new evidence that the diversity of non-avian dinosaur species may have been declining 10 million years before they vanished when a large asteroid hit Earth 66 million years ago.

A badly mangled dinosaur skull, once forgotten in a drawer, turned out to be a rare and important discovery. Reconstructed by ...

(CNN) — It’s a long-standing debate in paleontology: Were dinosaurs thriving when an asteroid hit Earth one fateful spring day 66 million years ago, or were they already on their way out, and the ...

On the final day of the Cretaceous period, some 66 million years ago, Earth was teeming with a dazzling variety of dinosaurs.

Prefer Newsweek on Google to see more of our trusted coverage when you search. The mass extinction that wiped out nearly all life on Earth just before the dinosaurs evolved may have been caused by a ...

It won't be a massive asteroid that dooms these Seattle dinosaurs. The sky won’t darken into a lethal haze of vaporized rock and soot. But the Pacific Science Center’s animatronic dinosaurs are going ...

"You want to stick your finger in a dinosaur brain?" asked Simba Srivastava. Surrounded by cabinets full of ancient bones in ...