For a long time, the prevailing theory was that dinosaurs were already in decline before the Chicxulub asteroid struck Earth approximately 66 million years ago, leading to the extinction of about 70% ...

Colossal Biosciences, an American biotechnology company, announced the "de-extinction" of the dire wolf, a prehistoric wolf species that died out more than 10,000 years ago, in April 2025. Three pups ...

The scientist leading a push to resurrect the thylacine expects to make a major breakthrough in the ambitious project this year, saying a complete genome could hold the key to ‘de-extincting’ the ...

The term “de-extinction” often conjures images of Jurassic Park-style genetic manipulation, complete with ethical dilemmas and ecological chaos. But the reality of functional de-extinction—the ...

Last year, hiking in Morocco’s eastern Atlas Mountains, I found an ammonite, a fossil of those spiral-shape cephalopods that to many symbolize paleontology itself. The fossilization process had turned ...