Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

Human-driven factors such as hunting, colonial expansion, and agriculture have historically contributed to habitat destruction, causing the complete disappearance of some species. The Paradise ...

De-extinction — the science of resurrecting extinct species — is progressing in leaps and bounds. Here are six creatures that researchers could bring back to life.

In the case of mammals, the best-studied group of animals, the fossil record indicates that the “background” rate of extinction, the one that prevailed before humans entered the picture ...

Fifteen million years ago, now-extinct species of dolphins ... Still, Shimada’s findings on how giant sea animals’ size affect their speed could help us better understand the evolution ...

Colossal has focused on identifying key traits of extinct animals by studying ancient DNA, with a goal to genetically "engineer them into living animals," said CEO Ben Lamm. In a 2023 interview ...