For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

Back in 1999, the BBC’s Walking with Dinosaurs series spawned a new format: wildlife “documentaries” featuring long-extinct animals. I’m a big fan of this genre, and Prehistoric Planet: Ice Age, made ...

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 ...

Over a million species of animals and plants are now hanging by a thread, more than ever before in human history, says the International Science-Policy Platform on Biodiversity and Ecosystem Services ...

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 ...

While conservation efforts have bolstered the populations of many species considered to be threatened in 2025, many animal and plant species continue to dwindle in number, with some even going extinct ...

Colossal Biosciences made a record-breaking 20 edits across 14 genes in gray wolf cells by adding extinct dire wolf DNA. This was the first time ancient DNA has been used to bioengineer an extinct ...

EDITOR’S NOTE: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

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 ...