From dire wolves to woolly mammoths, the idea of resurrecting extinct species has captured the public imagination. Colossal Biosciences, the Dallas-based biotech company leading the charge, has made ...

Just because a species is presumed extinct doesn’t mean it’s gone forever. Here are four glowing examples of this unique, and felicitous, phenomenon. Not all species that have been classified as ...

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 ...

Quick Take Six animal species, including the slender-billed curlew and Christmas Island shrew, were confirmed extinct in 2025. Habitat loss, invasive species, climate change, and hunting are the ...

A version of the dodo bird (Raphus cucullatus) could make a return someday soon. Colossal Biosciences announced this week several milestones in its quest to bring the extinct species back to life. On ...

Colossal Biosciences has announced a partnership to resurrect giant flightless birds called moa. But the company's recent dire wolf project was controversial, and moa are an even more ambitious target ...

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...