For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth approximately 66 million years ago, leading to the extinction of about 70% ...

The evolution of life on planet Earth has occurred gradually over time, but it has not always been a peaceful process. Life has had to face cataclysmic environmental changes, and sometimes that ...

Tiny, tooth-sized fossils have just reshaped the story of our deepest ancestry. Paleontologists have discovered the southernmost remains ever found of Purgatorius—the earliest-known relative of all ...

Their research contradicts other recent studies, using alternative methods, that have laid the blame for dinosaur extinction solely on the asteroid and found that there's no strong evidence that ...

A new scientific study led by paleontologist Stephen Chester , an Anthropology professor at the CUNY Graduate Center and ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Fossils paleontologists initially thought belonged to a juvenile Tyrannosaurus rex actually belong to a new species of dinosaur ...

Where the space rock came from 66 million years ago that crashed and killed the dinosaurs. 66 million years ago a giant space rock crashed into our planet and killed the dinosaurs. In the span of just ...

Dinosaurs were first discovered in the 18th century, and as our tools have progressed, so too has our knowledge of the extinct species, proving them more intriguing than any science-fiction tale.

A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth’s worst mass extinction. Instead of a single marine amphibian species, researchers ...