Stories of animals once thought extinct and reappearing after centuries give moments of hope and remind us that nature can be ...

In its 4.5 billion year history, Earth has undergone five mass extinctions and we are potentially in a sixth era of mass ...

One answer might be that, because long-extinct species pose the hardest biological challenges, working on de-extinction in these animals pushes scientists to develop cutting-edge genetic ...

Cloning has been used to briefly bring back the pyrenean ibex, which went extinct in 2000. In 2003, a Spanish team brought a cloned calf to term, but the animal died a few minutes after birth.

After biotechnology and genetic engineering company Colossal Biosciences said it successfully created three dire wolf puppies ...

Aunt_Spray / Getty Images Replicas of the now-extinct Dodo birds The post continued ... and nonessential experimental population. Some animals on the endangered species list include cheetahs, lemurs, ...

They debuted photos of five-month-old Romulus and ... the entire ecosystem went extinct: insects, plants, animals.” These environmental elements shaped the animals who lived among them, on ...

These adorable little animals look like white puppies, not the fruit of a daring science project to resuscitate an extinct ...

The recent claim the long extinct dire wolf was resurrected made headlines around the world. But bioethicists and ecologists ...