Deep-sea mining could impact marine life stretching from the tiniest bottom dwellers to apex predators like swordfish and ...

Biology professor Shana Goffredi calls these new curious creatures “extremely adorable” — although arachnophobes may disagree.

Purchasing seafood isn't just expensive, it's also loaded with questions around sustainability and health. This deep sea fish ...

This previously unknown symbiotic relationship helps keep methane—a major greenhouse gas—trapped in the ocean.

They were living inside cavities within the Earth's crust at an ocean-floor site where the Pacific is 1.56 miles (2,515 meters) deep. All the species were previously known to have lived near such ...

A robotic explorer filmed the deep-sea worm as part of Schmidt Ocean Institute expedition of the Chile Margin Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since 2013 ...

An unusual sea slug with a large hood, a tail with fingerlike projections and glowing bioluminescence has been found living off the West Coast of the US. CNN values your feedback 1.

However, similar to humans camping out on a space station or on the surface of another planet for an extended period, there are some technical challenges for long-term deep-sea living. Experiments ...

Bizarre creatures like vampire squid and blobfish make their home in the dark, cold, depths of the deep sea, but most of this watery realm remains a complete mystery. That's because humans have ...

Scientists on a research expedition in the Southern Ocean captured the first footage of a living Gonatus antarcticus squid. The colorful, three-foot squid species was only known to scientists ...

The deep sea provides food to many species in shallower waters, like the swordfish, which dives up to 1,200 meters to feed. Related We’re protecting the ocean wrong ...

It's so elusive, living in the deep ocean near Antarctica, that scientists didn't even know it existed until 100 years ago. Since then, fishermen have filmed a few dying colossal squids at the ...