Scientists discover underwater mountain ranges, golden towers of coral, and never-before-seen sea creatures.

Marine animals living in the cold, dark depths of the ocean are interconnected across the world by a hidden “superhighway”, a groundbreaking new study suggests. The research, published in the journal ...

The Harte Research Institute warns that "blue dragons," a nickname for a species of sea slug, can deliver a painful sting because of their diets ...

In total, the team found nearly 300 different types of underwater species during their six week mission. Find out more here.

Add Yahoo as a preferred source to see more of our stories on Google. This undated image provided by the Institute of Deep-sea Science and Engineering, Chinese Academy of Sciences shows tubeworms in ...

From bone-eating snot-flowers to snowboarding scale worms, when a whale dies it becomes a colossal island of nutrients – attracting weird and wonderful creatures to feast.

In a world first, scientists that discovered a new type of chiton turned to social media crowdsourcing to come up with the new species' name.

NEW YORK — An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches. In these extreme environments, the crushing pressure, scant food and lack of ...