Waves of extinction have ripped through life on Earth over and over again during its long history. The non-avian dinosaurs ...

A wave of new research is forcing paleontologists to reconsider a basic question about life on Earth: when did the first mass ...

Add Yahoo as a preferred source to see more of our stories on Google. Sharks might be the all time bullet-dodging champions. They’ve been around for about 450 million years, longer than trees, longer ...

Around 66 million years ago, Earth endured a mass extinction event that marked the end of the Cretaceous and the start of the Paleogene period. Roughly 75% of all species vanished, including every non ...

Some 252 million years ago, almost all life on Earth disappeared. Known as the Permian–Triassic mass extinction – or the Great Dying – this was the most catastrophic of the five mass extinction events ...

Around 250 million years ago, one of Earth’s largest known volcanic events set off The Great Dying: the planet’s worst mass extinction event.... How did these species survive mass extinction events?

Simultaneous explosions of stars, called supernovae, may have led to one of Earth's mass extinctions 359 million years ago, according to new research. Several global extinction events occurred during ...

SALT LAKE CITY — Earth has experienced at least five "mass extinction" events throughout its existence, but some species have been able to survive these major shifts. Utah researchers say they believe ...

Locked within the stones and fossils of Petrified Forest National Park lies a record of life, death, and resilience during one of Earth's most extreme periods of environmental change. What secrets do ...

IGCP Project 216--"Global Events in Earth History." ...