A single asteroid descended without warning to end the reign of dinosaurs, at the peak of their size and strength. It's too cinematic an image, too archetypal a story, to possibly be true, isn't it?

Scientists studied ancient fungal spores and discovered Earth may already have been under stress before the asteroid wiped out the dinosaurs.

Dinosaurs weren’t dying out before the asteroid hit—they were thriving in vibrant, diverse habitats across North America. Fossil evidence from New Mexico shows that distinct “bioprovinces” of ...

Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million years ago, causing mass extinction. New research suggests dinosaur populations were still ...

This is read by an automated voice. Please report any issues or inconsistencies here. Scientists have long debated whether dinosaurs were in decline before an asteroid smacked the Earth 66 million ...

"It sounds like science fiction or the stuff of Hollywood movies." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. NEW YORK — The American Museum ...