Most people have heard how the dinosaurs went extinct. Around 66 million years ago, a meteor likely struck the earth, killing off 80% of all species and taking non-avian dinosaurs with it. But what ...

Around 66 million years ago, Earth endured a mass extinction event that marked the end of the Cretaceous and the start of the Paleogene period. Roughly 75% of all species vanished, including every non ...

Add Yahoo as a preferred source to see more of our stories on Google. Sharks might be the all time bullet-dodging champions. They’ve been around for about 450 million years, longer than trees, longer ...

The Palisades cliffs west of New York City rear up from the Hudson River like the spine of some ancient beast—and that impression is not far off. Their basalt backbone is a remnant of an immense lava ...

A study by a researcher in the Syracuse University College of Arts and Sciences offers new clues to what may have triggered the world's most catastrophic extinction, nearly 252 million years ago.

The collapse of tropical forests during Earth’s most catastrophic extinction event was the primary cause of the prolonged global warming which followed, according to new research. The Permian–Triassic ...

WASHINGTON (Reuters) -Scientists have unearthed in Arizona fossils from an assemblage of animals, including North America's oldest-known flying reptile, that reveal a time of transition when venerable ...