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

This photo shows how gigantic an Irish Elk looks compared to two humans. Megaloceros giganteus - literally "giant horn" - is the scientific name for this animal. If you're packing your bag to go find ...

Few people know that the Zebra had a close relative, native to South Africa, that went extinct in the late 1800s. Here’s its story. Countless species have come and gone in the short history of life on ...

Advancing science may make it possible to bring back extinct species like the dire wolf—but should it? CU Boulder environmental studies and philosophy Professor Ben Hale says the answer is complicated ...

For months, researchers in a laboratory in Dallas, Texas, worked in secrecy, culturing grey-wolf blood cells and altering the DNA within. The scientists then plucked nuclei from these gene-edited ...

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 ...

Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013. Her work has previously appeared on MTV, The Frisky, Vice, and Best Friends Magazine. Curiosity Stream/YouTube ...

Once upon a time, the likes of Michael Crichton and Steven Spielberg imagined a world where scientists on the cutting edge of genetic research pieced together bits of DNA, both ancient and modern, to ...

For months, researchers in a laboratory in Dallas, Texas, worked in secrecy, culturing grey-wolf blood cells and altering the DNA within. The scientists then plucked nuclei from these gene-edited ...

To breathless media coverage, a company called Colossal Biosciences now claims to have produced three genetically engineered pups of the long-extinct dire wolf. Scientific criticism followed fast. The ...

Everyday, animals go extinct before our very eyes. Here are some species which are currently endangered and how you can help.