We will discover new tools, new ways that we can help species that are still alive but in danger of becoming extinct.” ...

US company Colossal Biosciences has announced the creation of a “woolly mouse” — a laboratory mouse with a series of genetic ...

They fit just inside the palm of your hand. They’re blondish-brown and incredibly fluffy. They’ve got a tail as long as their ...

However, the "woolly mice" with the mammoth-style variant of FABP2 did not show significant differences in body mass compared to regular lab mice. What would it mean to de-extinct a species? This work ...

Colossal Biosciences leaders say the fluffy, golden-haired mice help validate their technique to “de-extinct” species, but ...

The mice were created by Colossal Biosciences, which edits DNA for species conservation, and has been working to bring back the woolly mammoth since 2021.

The biotech company Colossal Biosciences has long aspired to bring back the extinct woolly mammoth, which roamed the Northern Hemisphere thousands of years ago, during the last ice age. But for now, ...