In school, we learned about the asteroid that wiped out an estimated 76% of all creatures. Scientists now call this the fifth mass extinction. You’re reading that correctly: throughout Earth’s history ...
A wave of new research is forcing paleontologists to reconsider a basic question about life on Earth: when did the first mass extinction actually happen? Three studies published across Nature, Science ...
Waves of extinction have ripped through life on Earth over and over again during its long history. The non-avian dinosaurs were the last to feel the burn, 66 million years ago, but there have been ...