The planet is seeing a decline in biodiversity, but extinctions are relatively rare and don’t meet the threshold for a sixth ...

Earth's history is marked by violent mass extinctions that have shaped life on the planet. Here's how many of these events ...

It's safe to say that most of us are familiar with the concept of mass extinction. But this is by no means a recent ...

Dinosaurs' extinction "re-engineered" Earth's surface, according to new research. The reptiles had such an "immense" impact ...

Hundreds of species have gone extinct in recent centuries, but losses are few among larger classification levels, meaning we ...

A new analysis suggests that recent extinctions have been rare, limited mostly to islands and slowing. But others argue this is all just semantics.

Changes in rock formations from before and after the mass extinction event 66 million years ago may reflect how dinosaurs ...

Dinosaurs had such an immense impact on Earth that their sudden extinction led to wide-scale changes in landscapes—including ...

Hundreds of species have gone extinct in recent centuries, but losses are few among larger classification levels, meaning we are not witnessing a mass ...

Hundreds of species have gone extinct in recent centuries, but losses are few among larger classification levels, meaning we are not witnessing a mass extinction just yet, according to a study ...