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

The important thing to know about Sea Creatures in Animal Crossing: New Horizons is that which ones spawn in March will ...

Scientists at MIT have found compelling chemical evidence that Earth’s earliest animals were likely ancient sea sponges.

A global study finds that everyday boat traffic can disrupt ocean animals like whales, sharks, and sea turtles - even without collisions.

"I’ve been down 3,000 feet alone in the ocean, which has got to be one of the loneliest places on the planet," Widder says.

Somewhere in the North Atlantic, more than a kilometer beneath its surface, a cold-water coral reef stretches across an ...

The green melibe is a species of sea slug you probably have never seen before. Read here about these amazing nudibranchs!

Coffinfish are some strange looking creatures that get their "sea toad" nickname for a good reason. Read here to learn more.

New research shows that the earliest sponges were soft bodied and lacked skeletons, explaining why their oldest fossils are ...

A rare and unusual sight along the coast of Cabo San Lucas, Mexico, has captured widespread attention online after two deep-sea oarfish, often dubbed 'doomsday fish', were spotted near the shoreline.

Eyes in the skies can pick out an injured animal easily, even in a colony of hundreds, allowing researchers to conduct targeted rescues.

Scientists are trying to understand how complex life emerged on Earth about 2 billion years ago. Our microbial ancestors could be the key.