The narrative of life on Earth is marked by a continual ebb and flow, characterized by the emergence and extinction of ...

Around 66 million years ago, a six-mile-wide asteroid hit Earth, triggering the extinction of three-quarters of all living species. The age of dinosaurs, which had lasted 165 million years, ended ...

Earth has experienced five mass extinction events over its 4.5 billion-year history. A sixth mass extinction is underway as a result of human-driven climate change.

What's happening There have been five mass extinction events in Earth's history, and some researchers say we're in the midst of a sixth. Why it matters Once we lose a species, it's gone forever.

Earth's biodiversity is in crisis. An imminent "sixth mass extinction" threatens beloved and important wildlife. It also ...

We prevented the sixth mass extinction,'” he says. We could lose half of all species over the next 3000 years and still say, ‘Yeah, we did it!’ ...

The framing of entering a sixth mass extinction has successfully gained the public's attention, but is more likely to mislead than inform, Bokulich and the authors write.

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.

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.

Blaming a mass extinction on a loss of oxygen isn’t new, but the underlying cause of that oxygen drop is still unknown. “The short answer to how this happened is we don’t really know ...

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.

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.