Warnings that humanity is heading toward its own disappearance have shifted from the fringes of science fiction into mainstream research and public debate. Instead of vague prophecies, scientists now ...

An illustration of the Devonian period fish, Dunkleosteus, preying on eurypterids (sea scorpions), which in turn were feeding on the smaller trilobites. Depleting oxygen and rising hydrogen sulfide ...

A dense Arctic bonebed shows marine life and ocean food webs recovered far faster than scientists once believed after mass ...

Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing over a period of roughly 30 million years, but that would come to a halt ...

A spectacular fossil trove on the Arctic island of Spitsbergen shows that marine life made a stunning comeback after Earth’s ...

Violent supernovas may have caused two of Earth’s largest mass extinctions that have never been completely explained, according to a theory put forward in new research.During the final stages of a ...

For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth ...

"These events can either be a catastrophe or the best thing that has happened to our planet, depending on what point of view you are taking." When you purchase through links on our site, we may earn ...

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

A mass extinction event is already underway. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The present extinction rate of life on Earth doesn't ...

Almost all life on land and in the ocean was wiped out during "The Great Dying," a mass extinction event at the end of the Permian Era about 250 million years ago. New evidence suggests that the Great ...

A new study on African penguins links food shortages and fishing to adult survival losses, raising the risk of extinction.