Late Cretaceous dinosaurs may have cut back vegetation, creating large floodplains. When the asteroid hit, those floodplains ...

Rock layers deposited before and after the major dinosaur extinction event 65 million years ago are surprisingly different.

Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...

Around 66 million years ago, a 12-kilometre-wide asteroid travelling at 43,000 km/h crashed into Earth, triggering one of the ...

Dinosaurs’ extinction was caused by the Chicxulub asteroid striking Mexico’s Yucatan Peninsula. Its fallout triggered rapid ...

The extinction of dinosaurs reshaped rivers, forests, and landscapes—changes still recorded in the rock layers across North ...

A fossil from the blustery plains of Patagonia is revising your book on one of the most elusive bands of hunting dinosaurs.

Until recently, I assumed that the term “extinction burst” referred to the impact of the comet, asteroid or other ...

Some 66 million years ago, a devastating asteroid strike is believed to have been behind the mass extinction of the dinosaurs.