Critics think the scientists did not resurrect the species because the puppies do not resemble their alleged ancestors physically and genetically.

A Texas-based genetics company says the long-extinct dire wolf is back. Some critics say that's not quite true.

Colossal Biosciences has modified 20 genes from the gray wolf to create a canine that resembles a species that went extinct ...

In a world-first breakthrough that blurs the lines between science fiction and reality, Colossal Biosciences has successfully brought back the viral dire ...