New research finds extinction rates have been declining for a century, challenging assumptions of an ongoing mass extinction.

Welcome to what scientists call the Sixth Mass Extinction. Unlike previous mass extinctions caused by asteroids or volcanoes, ...

The term “mass extinction” conjures up apocalyptic images of the world coming to an end, but a massive event like this can be a much slower process than many people realize. By definition, a mass ...

(CNN) — No species lasts forever — extinction is part of the evolution of life. But at least five times, a biological catastrophe has engulfed the planet, killing off the vast majority of species from ...

A mass extinction event is already underway. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The present extinction rate of life on Earth doesn't ...

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 ...

Sharks have roamed the Earth's oceans for more than 400 million years. In the process, the animals have survived five mass extinction events, including the one that wiped out the dinosaurs. This ...

Meara covers streaming service news for CNET. She graduated from the University of Texas at Austin with a degree in journalism. When she's not writing, she likes to dote over her cat, sip black coffee ...

In what year will the human population grow too large for the Earth to sustain? The answer is about 1970, according to research by the World Wildlife Fund. In 1970, the planet's 3 and a half billion ...

As Earth's temperature rises sharply, the threat of a global mass extinction has loomed. But U of A researchers say that fear ...

A global drop in oxygen levels about 550 million years ago led to Earth's first known mass extinction, new evidence suggests. When you purchase through links on our site, we may earn an affiliate ...

A mass extinction event is already underway. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The present extinction rate of life on Earth doesn't ...