About 445 million years ago, Earth nearly wiped out life in the oceans. Glaciers spread across the supercontinent Gondwana, ...

A mass extinction event is a term used to describe a large-scale event that wipes out species. It is usually not a short, one-time incident but rather something that occurs over thousands or millions ...

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 ...

Guryul ravine in Kashmir preserves the world's clearest geological record of the "Great Dying", Earth's most devastating mass ...

The Triassic–Jurassic transition represents one of Earth’s most profound episodes of biological upheaval, characterised by extensive volcanic activity, rapid climatic shifts and cascading ...