The fossils offer a rare glimpse into a cataclysmic event that brought a sudden end to the greatest explosion of life in our planet's history.

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

Investigating the 'overkill' hypothesis, this piece explores how human-wildlife conflict may have driven megafaunal ...

Remember the Dodo? That quirky flightless bird that once thrived in the thousands? It’s been gone for over a century. And what about the buffalo? The American West used to be home to hundreds of ...

New fossil research shows how human impacts, particularly through the rise of agriculture and livestock, have disrupted natural mammal communities as profoundly as the Ice Age extinctions. Fossil ...

Tens of thousands of years ago, the first wave of a worldwide tsunami now known as the “Sixth Extinction” swept across the ...

Earth looked much different not just millions, but even decades and centuries ago. Many animal species that once existed are ...

(CNN) — 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” ...

Colossal Biosciences has announced a partnership to resurrect giant flightless birds called moa. But the company's recent dire wolf project was controversial, and moa are an even more ambitious target ...

Almost everyone knows about the American alligator. But did you know we also have an American crocodile? The species is native to coastal areas of peninsular Florida. Its full geographic range ...