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

In the past couple of decades, several species have been driven to extinction thanks, in large part, to human interference. Sometimes that interference is direct, poaching for big game trophies or ...

Prominent research studies have suggested that our planet is currently experiencing another mass extinction, based on extrapolating extinctions from the past 500 years into the future and the idea ...

Colossal Biosciences aims to freeze millions of animal samples in the hope of saving endangered species, or one day resurrecting them.

This year, at least six animal and insect species moved to the Extinct category of the IUCN Red List of Threatened Species Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE ...