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 ...

Evolution has resulted in the development of both herbivores and carnivores -- but how? What type of food did extinct vertebrates eat? And how can we gain insight into the diets of these creatures? In ...

Scientists have successfully sequenced the genome of the long-extinct woolly rhinoceros from an unusual place: the stomach contents of a naturally mummified Pleistocene wolf pup from Siberia. As its ...

For the vast majority of human existence, extinction has been a one-way process. If a species has gone extinct, the species is forever lost to the world, until now. Thanks to advances in genetics, ...

Studying how ancient animals lived and why they died out can offer important insight to protecting species today.

Digital rendering of the long-extinct woolly mammoth. Courtesy Colossal Biosciences The woolly mammoth could be brought back from extinction in just three years’ time—that is, if everything goes to ...

WASHINGTON — Nearly a quarter of animals living in rivers, lakes and other freshwater sources are threatened with extinction, according to new research published Wednesday. “Huge rivers like the ...

Researchers are moving DNA information from past species to living ones. This article first appeared in The Checkup, MIT Technology Review’s weekly biotech newsletter. To receive it in your inbox ...

The Trump administration wants to make economic impacts a factor in what was previously a science-based decision on what's best for threatened species.