Cephalopods—the class of animals that comprises octopuses and squids—are ubiquitous throughout the ocean, including in the ...

The deep sea around Antarctica just got a whole lot weirder as researchers have discovered at least 30 previously unknown ...

The video explores the secretive world of a massive deep-ocean predator rarely witnessed by humans. It examines how this ...

South Carolina wildlife officials warn against touching cold-stunned sea turtles or manatees after a freeze, saying ...

Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone.

U.S.-led plans to mine the deep seabed have gained momentum since President Donald Trump signed an executive order that ...

A small bioluminescent shark so rare that there are only two specimens in the entire world has been discovered in the Gulf of ...

At the very bottom of the ocean, where pressure crushes metal and sunlight never reaches, a short, grainy video has sparked a ...

Ocean depths hide sharks with extraordinary features. These creatures, from the Goblin shark's snout to the Thresher shark's ...

Glowing sea animals use bioluminescence powered by luciferin to communicate, attract prey and defend themselves, turning the ...

Under the surface of the ocean, "constellations" of towering subsea mountains dot the Earth – and they are teeming with ...

Discover seven fascinating animals that can’t survive in sunlight. Learn how these cave-dwellers and deep-sea creatures are ...