What if the past was not really gone forever? Creatures like the saber toothed tiger, the woolly mammoth, and the dodo bird once roamed Earth, but are now classified as extinct. In many cases, human ...

It may sound like something from a movie, but it's the real deal! Scientists just brought a long-extinct animal back to life.

A bold scientific claim has reignited debate in the research community after a biotechnology company announced it had effectively brought the extinct dire wolf back to life. The species, which ...

Around 1800, the bluebuck antelope went extinct after European colonizers hunted the African animal until there were none remaining. Colossal Biosciences is working on bringing the bluebuck back. It ...

Colossal Biosciences Chief Animal Officer Matt James joins "Elizabeth Vargas Reports" to discuss its process of bringing the extinct bluebuck antelope back to life.

Trevor Snyder pulls open an incubator and gently lifts out a device that looks like a high-tech coffee pod. It's black, with a honeycomb bottom. A clear flat top reveals what's inside. A Texas biotech ...