Colossal Biosciences' chief scientist has clarified that its "dire wolves" are just genetically modified gray wolves following a backlash to the "de-extinction" label it put on them.

While resurrected animal species grab headlines, Colossal’s behind-the-scenes R&D may be poised to make an impact for humans ...

The world’s largest network of environmental groups approved the exploration of genetic engineering tools to aid in the ...

According to Prof Pask, one of the key goals of Colossal Biosciences in bringing back extinct species would be to reintroduce ...

Colossal’s dire wolf work took a less invasive approach, isolating cells not from a tissue sample of a donor gray wolf, but from its blood. The cells they selected are known as endothelial progenitor ...

Wolves and dogs don’t normally breed in the wild, largely because wolves are so territorial. But an exception has been found.

The Dallas-headquartered biotech company revealed in April 2025 that two separate dire wolf litters had been born: The two male dire wolves were born in October 2024, and a female, Khaleesi (named ...

In early April, the world woke up to headlines sounding like a cross between “Jurassic Park” and “Game of Thrones”: Colossal Biosciences claimed to have de-extincted the dire wolf. Dire wolves, which ...

(WJW) — They grow up so fast! Two dire wolves essentially revived from extinction are reportedly growing, developing and hitting all of their milestones as they’ve recently surpassed the 6-month mark.

Romulus and Remus are doing what puppies do: chasing, tussling, nipping, nuzzling. But there’s something very un-puppylike about the snowy white 6-month olds—their size, for starters. At their young ...