Mass extinctions are extremely catastrophic events on Earth. Throughout Earth's evolutionary history, numerous mass ...

When considering mass extinctions, people often think of the asteroid strike that wiped out all non-avian dinosaurs. But life on Earth has experienced many extinction events. Now, a trove of fossils ...

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

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

Speciation and extinction are the twin engines that have sculpted the diversity of life on Earth. Speciation, the process by which new species arise from ancestral populations, is driven by a mixture ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. About 445 million years ago, our planet completely changed ...

The fossils offer a rare glimpse into a cataclysmic event that brought a sudden end to the greatest explosion of life in our planet's history.

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.

The contents of an ancient wolf pup's stomach yields surprising clues into the genetic lineage of extinct species.

Tens of thousands of years ago, the first wave of a worldwide tsunami now known as the “Sixth Extinction” swept across the ...