Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

The dinosaur extinction is widely known, but the end-Permian mass extinction was an even more devastating event in Earth's history. This extinction event occurred 252 million years ago and was most ...

Sharks might be the all time bullet-dodging champions. They’ve been around for about 450 million years, longer than trees, longer than the rings of Saturn, and longer than most of the other life on ...

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 ...

Scientists don’t call it the “Great Dying” for nothing. About 252 million years ago, upward of 80% of all marine species vanished during the end-Permian mass extinction – the most extreme event of its ...

Fossil evidence from North China suggests that some ecosystems may have recovered within just two million years of the end-Permian mass extinction, much sooner than previously thought. Tropical ...