Scientists debate whether current extinction rates mark a planet-wide crisis or reflect a more nuanced reality, highlighting ...

Human activity may be triggering the greatest extinction event since the asteroid impact that wiped out the dinosaurs, ...

"The pace of change we’re seeing today is unlike anything we know of in the past 66 million years," said ecologist Jack ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...

A mass extinction event is a term used to describe a large-scale event that wipes out species. It is usually not a short, one-time incident but rather something that occurs over thousands or millions ...

Study warns that humans may be driving Earth toward a sixth mass extinction. The research shows species loss, but the future ...

Could we be on the verge of the sixth mass extinction? To better understand what’s to come for life on Earth–and the current harm we’re doing to our own environment–we have to look into the past. But, ...

Incision marks likely made by humans on the fossilised bone of an ancient kangaroo challenges the ‘humans wiped out ...

(CNN) — Humans have wiped out more than 100 species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass ...

An ancient aquatic species that's been around for 450 million years is facing extinction as a series of factors work against ...