Extinction isn’t always the end. From mammoths to saber-tooths, scientists are exploring de-extinction—and the surprising ways it could restore ecosystems, fight climate change, and reshape our future ...

Around 252 million years ago, Earth’s oceans became a lethal test of animal physiology. Nearly every marine species vanished, ...

Why do beaches today have seashells from clams and snails instead of brachiopods? A new study suggests the answer lies in ...

Should we bring back extinct animals? Wrong question. Why are we bringing back extinct animals when we have animals, plants, and fungi that are going extinct now, daily? By 2050, up to half of all ...

Efforts to revive the thylacine and woolly mammoth are forcing conservationists to face a long-overdue debate over what kind ...

The Trump administration reversed decades of longstanding environmental law protecting endangered species on Friday, opening ...

A new Stanford-led study offers the clearest picture yet of how some ocean life survived our planet's biggest mass extinction ...

A Stanford-led study has provided the strongest evidence yet that warming oceans and declining oxygen levels caused Earth's ...

Habitat destruction strongest driver of species loss, with legislation keeping 99% of listed species from going extinct ...