Ancient sea organisms survived until a sudden extinction 550 million years ago, revealing what may be the first major mass extinction.

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 ...

Almost all life on land and in the ocean was wiped out during "The Great Dying," a mass extinction event at the end of the Permian Era about 250 million years ago. New evidence suggests that the Great ...

For eons, Earth has experienced dramatic shifts, punctuated by five catastrophic mass extinction events that wiped out vast swathes of life. Now, a growing chorus of scientists is sounding the alarm: ...

In a groundbreaking study, new fossil evidence has shed light on the mysterious 5-million-year heatwave that followed Earth’s most catastrophic extinction event—known as the Permian-Triassic Mass ...

The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched ...

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 ...

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 ...

The West Texas desert has a surprising feature: a prehistoric ocean reef. There is a surprising natural wonder in the middle of the vast West Texas desert: a prehistoric ocean reef built from the ...

The collapse of tropical forests during Earth’s most catastrophic extinction event was the primary cause of the prolonged global warming which followed, according to new research. The Permian–Triassic ...

The Cretaceous-Paleogene mass extinction, occurring approximately 66 million years ago, represents one of the most dramatic biotic crises in Earth’s history. It is marked by the abrupt disappearance ...