In April of 2025, headlines across the world announced that the dire wolf had been brought back from extinction. This 130-150 lbs wolf species, about 25% heavier than modern-day gray wolves, had not ...

A biotech company says CRISPR could revive extinct animals like the dodo and mammoth - but many scientists remain skeptical.

So many humans live on Earth, it’s hard to imagine there are animals we haven’t seen for years, decades, or even millions of ...

For the first time, Colossal BioSciences unveiled its Dallas labs where it is spending millions of dollars researching how to ...

Researchers say the remarkable discovery was made using fossils, photos and a misidentified museum specimen ...

Two marsupial species thought long extinct, until now known only from fossils, were found alive in New Guinea through a ...

Thheiba and Fidda were among the zoo’s last Barbary lionesses and played a key role in conservation. The sisters lived side-by-side their entire lives and helped support a lion subspecies now extinct ...

For thousands of years, scientists knew of two tiny marsupials in New Guinea only through fossils and local legend. Researchers had long considered these species extinct. However, a team recently ...