Bone-eating zombie worms vanished from Pacific canyons during a 10-year study, raising concerns that oxygen loss is altering ...

Scientists have long assumed the deep-sea Alicella gigantea was an uncommon survivor of the abyss.

From worms with squid-like tentacles to fish with teeth on their tongues, here are some of the most alien-looking creatures in the deep ocean. When you purchase through links on our site, we may earn ...

As companies search underwater for resources, scientists are taking inventory of the ocean-dwelling creatures that could be ...

A recent video shows a massive bluntnose sixgill shark emerging from the deep sea. This ancient species, predating dinosaurs, ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

WASHINGTON, Oct 17 (Reuters) - A deep-diving robot that chiseled into the rocky Pacific seabed at a spot where two of the immense plates comprising Earth's outer shell meet has unearthed a previously ...

A transparent goby fish drifted through the darkness, its skeleton visible through paper-thin skin. Nearby, a sea slug wore ...

A team of researchers has published a detailed description of the undersea creature previously dubbed the “mystery mollusk” due to its bizarre body. The animal’s scientific name is Bathydevius ...

The species help harness carbon dioxide, a greenhouse gas, deep in the ocean, but much is still unknown about this region and its fascinating inhabitants. The terrifyingly toothy Pacific viperfish, ...

From mysterious colossal squid to the ferocious pram bug, these creatures are stranger than fiction. Found in the depths of the Pacific Ocean, the flower hat jellyfish (Olindias formosa) glides with ...