The climate and early human societies were changing quickly during the fall of our closest evolutionary relative—and are big ...

Current trends suggest we’re now in another extinction crisis, although it’s unclear if whether that amounts to a sixth mass extinction. The Ordovician-Silurian mass extinction event may have wiped ...

We're in the midst of the Earth’s sixth mass extinction crisis. Harvard biologist E. O. Wilson estimated that 30,000 species per year (or three species per hour) are being driven to extinction.

Current trends suggest we’re now in another extinction crisis, although it’s unclear if whether that amounts to a sixth mass extinction. The Ordovician-Silurian mass extinction event may have wiped ...

At least two mass extinction events in Earth's history were likely caused by the 'devastating' effects of nearby supernova explosions, a new study suggests. Researchers say these super-powerful blasts ...

The human race stands at a critical juncture, where its unchecked expansion and relentless exploitation of the natural world threaten its own survival. The pressing need to amend Protagoras’ aphorism ...

Increasingly, researchers are doing the numbers, and saying, yes, if present trends continue, a mass extinction is very likely underway. The evidence is pieced together from details drawn from all ...

It may feel more natural to fret about wolves, sea turtles, and white rhinos dying off than it is to feel remorse about vanishing bugs. But the loss of insects is a dire threat — one that could ...