The Mesozoic Era extinctions formed the world as we know it today. Read about what caused them and which animals survived.

The American genetic engineering firm Colossal Biosciences recently announced to much fanfare it had "de-extincted" the dire ...

In conservation, the term "flagship species" is used to refer to animals that represent something bigger, like an entire ...

From dire wolves to woolly mammoths, the idea of resurrecting extinct species has captured the public imagination. Colossal ...

Utah researchers think they now know how existing crocodiles and alligators were able to survive the last two extinctions.

The fluffy white canines — Romulus, Remus, and Khaleesi — unveiled this week by Colossal Biosciences are closer to something ...

As the Trump administration slashes funding for health, energy and climate research, there’s one science the administration is promoting: de-extinction. Earlier this month, a biotechnology company ...

Some question whether the pups are really dire wolves, or just genetically tweaked gray wolves. But the technology could be used to help at-risk animals.

The dire wolf went extinct around 10,000 years ago. The recent claim that a U.S. biotechnology company resurrected the long-extinct dire wolf through genetic engineering seemed to shock the ...

In the Mesozoic Era, there are fossils that represent both extinct groups and modern groups of animals and plants. During the first period of the Mesozoic Era (Triassic Period), many new types of ...