The Cretaceous–Paleogene (K–Pg) mass extinction event, marking the boundary between the Cretaceous and Paleogene periods approximately 66 million years ago, stands as one of the most profound ...

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

The researchers began to suspect changes in geology was somehow related to the mass extinction of dinosaurs - called the Cretaceous-Paleogene, or K-Pg, mass extinction. They started to examine what ...

The catastrophic impact of an asteroid 66 million years ago brought death and devastation on Earth—but also fascinating new life.

A team of American and European researchers have confirmed that the Cretaceous-Paleogene extinction -- the event that wiped out roughly 75% of the planet's species, including almost every dinosaur -- ...

Sixty-six million years ago, a 6 mile wide asteroid slammed into Earth and erased more than 75% of life on Earth in a geological instant. The catastrophe that ended the age of Tyrannosaurus and ...

Previous studies have posited that the mass extinction that wiped the dinosaurs off the face of the Earth was caused by the release of large volumes of sulfur from rocks within the Chicxulub impact ...

WACO, Texas — A new study published on Thursday, co-authored by researchers from Baylor University, New Mexico State University, the Smithsonian Institution and several international collaborators, ...

Add Yahoo as a preferred source to see more of our stories on Google. A single asteroid descended without warning to end the reign of dinosaurs, at the peak of their size and strength. It's too ...