Some 66 million years ago, just before the great extinction, the duck-billed dinosaur Edmontosaurus annectens walks in the soft mud of a coastline passing the sun-dried a carcass of another individual ...

Fossil evidence from New Mexico shows dinosaurs were still strong, diverse, and thriving before their sudden extinction 66 ...

In a new paper in Science, experts from the University of Chicago describe steps that took place some 66 million years ago to ...

New research suggests that dinosaur populations were thriving in North America before the asteroid impact 66 million years ...

The Triassic-Jurassic Extinction Event: How Dinosaurs Took Over Roughly 201 million years ago, the Triassic-Jurassic extinction event wiped out about 76% of all marine and land species on Earth. This ...

Did a collision with a giant asteroid or comet change the shape of life on Earth forever? It is widely agreed that such an object -- 10 kilometers across -- struck just off the coast of the Yucatan ...

We’ve long heard that a meteorite likely wiped out the dinosaurs, but an international study is shedding light on how climate change may have played into the extinction of the dinos. A study recently ...