The world's oceans are big and dark and deep. They cover approximately 70% of the planet’s surface and contain a huge portion of Earth’s biodiversity. If you want to find some of the weirdest ...

A Chinese submersible has discovered thousands of worms and mollusks nearly 10 kilometers (six miles) below sea level in the Mariana Trench, the deepest colony of creatures ever observed, a study ...

How do fish survive in the extreme conditions of the deep sea—amid icy cold, darkness, and immense water pressure? A genomic study provides surprising answers: A single mutated gene might have ...

The Mariana Trench, the deepest part of the world’s oceans, has long captivated scientists and explorers alike. Located in the western Pacific Ocean, this mysterious underwater canyon reaches depths ...