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

Scientists discover there wasn’t just one asteroid which killed dinosaurs – after 66 million years - Evidence of a second ...

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

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

A UCLA astronomer who leads planetary defense missions for NASA says avoiding asteroid impacts is “a problem we can ...

A decades-long scientific debate over the origins of the Silverpit Crater in the southern North Sea has been resolved. New evidence confirms that it was caused by an asteroid or comet impact about ...