Sotheby's is auctioning a Ceratosaurus skeleton that used to be displayed at the Mountain America Museum of Ancient Life in Utah. Do dinosaur bones belong in a museum or a "McMansion?" ...

A 6-foot-tall Ceratosaurus fossil is going up for auction at Sotheby’s this July. Find out what makes this dinosaur so rare and valuable.

An ancient fossil of a rudist from before the last mass extinction. These bivalves could grow to a meter high. Credit: Smithsonian Institution ...

Leader and Life Why avoiding a sixth mass extinction is easier than it sounds Putting an end to a mass extinction sounds like an impossible task, but some researchers argue that doing so would be ...

We’re in a biodiversity crisis, but it's tough to compare it to past periods of mass death.

"Dire wolves" created by Colossal Biosciences were pegged as "the first animals in history to be brought back from extinction." But that all depends on your definition of de-extinction — and ...

With much controversy swirling around Colossal's proxy dire wolves, we spoke with the company's CEO to find out how these animals were created and what so-called de-extinction technology could ...

A version of this article appears in print on April 20, 2025, Section SR, Page 6 of the New York edition with the headline: Come With Me If You Want to Survive An Age of Extinction.

Colossal claimed the genetically engineered pups are the first dire wolves in 10,000 years. Scientists say they are impressive but not an example of “de-extinction.” ...

Colossal Biosciences, the world’s only de-extinction company, announced it has rebirthed dire wolf puppies using DNA from a tooth and skull.

The dire wolf isn't extinct anymore thanks to the work of Colossal Sciences. Learn more about the wolves' de-extinction here.

Colossal, the company looking to bring back the woolly mammoth from extinction has born three dire wolves, an animal extinct for 13,000 years.