Fresh fossil analyses suggest the Kotlin Crisis 550 million years ago wiped out up to 80% of marine species, making it Earth's earliest known mass extinction. This overturns the long-standing view ...

The term “mass extinction” conjures up apocalyptic images of the world coming to an end, but a massive event like this can be a much slower process than many people realize. By definition, a mass ...

Mass extinction events are defined by a 75% loss in total species. These events can take tens of thousands to several million years. Experts are alarmed at today’s “unprecedented” population abundance ...

Just over half a billion years ago, Earth was rocked by a global mass extinction event, a dramatic interruption of the Cambrian explosion of life on Earth. What happened next, in the direct aftermath ...

A new theory suggests depletion of trace elements in the oceans was a factor in three major mass extinction events in the past 600 million years, according to new research led by Flinders University's ...

Forget asteroids — a new theory says algae were the key to the dinosaurs' extinction millions of years ago. Ecotoxicologist John Rodgers details... Did Algae Contribute To Mass Extinctions? JOE PALCA, ...

The evolution of life on planet Earth has occurred gradually over time, but it has not always been a peaceful process. Life has had to face cataclysmic environmental changes, and sometimes that ...

More than 500 million years before humans walked the Earth, a catastrophic extinction event wiped out vast numbers of early animal species. Now, fossils pulled from a single quarry in southern China ...

One of the persistent claims made across the twentieth century is that humans are causing mass extinction of species, both in rate and numbers, unseen since the end of the age of dinosaurs. I ...

A real T. rex is coming to the Nutmeg State in an event where visitors can learn how the apex predator met its own demise. The Bruce Museum in Greenwich will be hosting the "Six Extinctions" exhibit ...

Non-profit arm of the de-extinction company secures an additional $50 million, expands global projects and partnerships, and releases its inaugural Impact Report detailing progress in the fight ...