Our planet’s first known mass extinction happened about 440 million years ago. Species diversity on Earth had been increasing ...

NASA has discovered a new world, named Gliese 12 b. It is roughly the size of Earth, lies in the habitable zone, and orbits every 12.8 days.

For millions of years after the end-Permian mass extinction, the same few marine survivor species show up as fossils all over the planet. A new study reveals what drove this global biological ...

In a study published in Systematic Biology, researchers from Imperial College London, UCL, Dalhousie University and the ...

E ach year TIME honors individuals whose actions have had an indelible impact on global efforts to address one of the most ...