The planet is on the precipice of the sixth mass extinction event. Unlike previous mass extinctions caused by natural events such as asteroid collisions, volcanic activity, and climate change, the ...

Scientists have documented five major mass extinction events in Earth's history, during which at least three-quarters of life went extinct. But with humans clearing habitats, exterminating species and ...

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

Scientists debate whether current extinction rates mark a planet-wide crisis or reflect a more nuanced reality, highlighting the challenges of defining and measuring human impact on biodiversity.

(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 ...

For years, headlines have warned that Earth is entering its sixth mass extinction, but a new study suggests these fears may ...

The sixth mass extinction is not a worry for the future. It's happening now, much faster than previously expected, and it's entirely our fault, according to a study published Monday. The sixth mass ...

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, ...

‘Arguing that we are not experiencing a sixth mass extinction, or at least playing it down, gives support to those who would happily allow it to happen,’ wrote Cowie in the normally docile pages of ...

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 ...

(CNN) — No species lasts forever — extinction is part of the evolution of life. But at least five times, a biological catastrophe has engulfed the planet, killing off the vast majority of species from ...