A groundbreaking international study has revealed that Earth’s geological timeline, once believed to be a chaotic sequence of mass extinctions, evolutionary leaps, and climate upheavals, actually ...

The asteroid impact that wiped out the dinosaurs didn’t keep life down for long. New research shows that microscopic plankton ...

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 ...