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 ...

Earth has a long and dramatic history, and one recurring theme is extinction. Did you know that over the last 500 million years, our planet experienced five major mass extinction events? These events ...

Backed by a National Science Foundation grant of more than $500,000, Pfeifer, the lead principal investigator, and a team of ...

In a groundbreaking study, new fossil evidence has shed light on the mysterious 5-million-year heatwave that followed Earth’s most catastrophic extinction event—known as the Permian-Triassic Mass ...

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 ...

One of Earth’s earliest mass extinctions wiped out most ocean life during a sudden global ice age. From the ruins, jawed vertebrates survived, diversified, and transformed the course of evolution.

Almost all life on land and in the ocean was wiped out during "The Great Dying," a mass extinction event at the end of the Permian Era about 250 million years ago. New evidence suggests that the Great ...

About 445 million years ago, Earth’s oceans turned into a danger zone. Glaciers spread across the supercontinent Gondwana, ...

A massive ice age wiped out ocean life 445 million years ago, reshaping ecosystems and setting the stage for jawed fish evolution.