New research finds extinction rates have been declining for a century, challenging assumptions of an ongoing mass extinction.

Roughly 252 million years ago, Earth experienced its deadliest known extinction. Known as the Permian–Triassic Mass Extinction, or “The Great Dying,” this cataclysm wiped out over 80% of marine ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...

(via Astrum) The future of NASA is changing. A proposed budget cut, the largest in the space program’s history, threatens to cancel missions and gut decades of progress. What happens when the world's ...

The nation's deadly flooding was an "extinction-level disturbance" for the world's rarest great ape, the tapanuli orang utan that cau­sed catastrophic damage to its habitat and survival prospects, ...

Supernova destroying planet, illustration. A rocky planet lies in the wake of its star, which has just gone supernova. The explosion shatters the planet. A complete census of massive stars in our part ...

NEW MEXICO (KRQE) — The extinction of the dinosaurs may be ancient history, but that history continues to be rewritten, thanks in part to a professor at New Mexico State University. As Chad Brummett ...