Colossal Biosciences, known for its outlandish goal to resurrect the woolly mammoth by 2028, is claiming steady progress. Its evidence: genetically engineering mice to have mammoth-like fur.

Pictured are two of Colossal's "woolly mice". Dallas-based biotech startup Colossal aims to bring the woolly mammoth back from extinction through genetic engineering. As part of that process ...

Colossal Biosciences, a startup trying to bring the prehistoric mammoth back from extinction, said it has achieved a first step: the Woolly Mouse. Using DNA and genomics technologies, scientists ...