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 ruled the Earth for a very long time, with generations of them living and dying over the course of millennia. When they finally went extinct (likely) due to the meteor strike, they took many ...

The Cretaceous Era—roughly 145 to 66 million years ago—was the last hurrah of the dinosaurs. A massive asteroid impact brought them to a violent end, but there’s more to the story. The Cretaceous ...

When the big asteroid hit Mexico 66 million years ago, it set off wildfires, tsunamis and massive clouds of dust that darkened the skies, killed much of Earth’s plant life and triggered a chain of ...

The impact that ended the Cretaceous Period could have been much worse for life on Earth, were it not that many flowering ...

Rocks formed immediately before and after non-avian dinosaurs went extinct are strikingly different, and now, tens of millions of years later, scientists think they’ve identified the culprit—and it ...

When we think of the Mesozoic Era, we usually imagine massive reptiles and prehistoric jungles, but some of the most fascinating species from that time are actually still walking, swimming, and ...

Sir David Attenborough befriends a lifelike diplodocus as its towering skeleton replica comes to life. During this encounter, surprising truths are revealed about this extinct dinosaur. So now after ...