On a fenced U.S. preserve, a pair of heavy‑boned canids now stalk and play that, until recently, existed only in tar pits and textbooks. Colossal Biosciences says these living pups carry the signature ...

For the first time in thousands of years, dire wolves are alive – or at least a close approximation to them – as scientists claim to have achieved the world's first successful animal de-extinction.

In October 2024, three dire wolf pups were born in a successful de-extinction project helmed by Colossal Biosciences, located in Dallas, Texas. The pups include two boys, Romulus and Remus, and a girl ...

Dire wolves were massive and highly intelligent animals nearly the size of a small horse, capable of ripping a man’s arm off as easily as a dog kills a rat. They lived in cold regions in a place ...

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 ...

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 ...