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

(CN) — For the past few decades scientists and biodiversity experts have sounded the alarm on what has been called the “the ...

Mass extinction events often result in the majority of species on earth disappearing. Is the planet in the throes of another event, according to scientists?

Very few people live beyond a century. So, if no one had babies anymore, there would probably be no humans left on Earth within 100 years. But first, the population would shrink as older folks died ...

Humans have shaped the planet like no other species. Our influence really has an impact on Earth, but what would happen if, all of a sudden, we disappeared off the face of the planet? Human extinction ...

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

New research shows that while many species have disappeared, extinctions of genera are very rare across plants and animals.

Many researchers argue we’re in the middle of a sixth mass extinction, caused not by a city-size space rock but by the overgrowth and transformative behavior of a single species — Homo sapiens. Humans ...

Scientists believe humans had a form of hibernating ability in the long-ago past. But why can't we sleep through the winter ...

Scientists believe that 300,000 years ago in Lower Saxony, Homo heidelbergensis shared space with a now-extinct species of ...