The planet is on the precipice of the sixth mass extinction event. Unlike previous mass extinctions caused by natural events ...

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 ...

Some experts believe that we're already in a sixth mass extinction event, but given the numbers, others aren't so sure.

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 ...

Human activity may be setting the stage for the largest extinction event since the asteroid that wiped out the dinosaurs 66 ...

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

(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 ...