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

The Andean condor has been threatened with extinction for decades. At one time, the condor was considered extinct in ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

Giant kangaroos stuck close to home and went extinct when climate change caused that home to disappear, according to a study published in PLOS One by Christopher Laurikainen Gaete of the University of ...

Sometimes an animal long thought to be extinct reappears decades or centuries later, shocking scientists! Join Hank Green for a look at seven species that we thought were gone forever... but are back ...

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 ...

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 ...

Biotechnology company Colossal Biosciences used genetic editing techniques to alter 20 genes of gray wolves (pictured above) to express certain characteristics of ancient dire wolves. The company says ...