When Ted Judah goes scuba diving off the coast in Monterey Bay, he normally swims at the surface to the area above the dive ...

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

The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

Scientists could never square theory with data on how certain organisms fixed carbon. Turns out they were asking the wrong question.

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

The 30cm-long (11.8in) juvenile was spotted at a depth of 600m (1,968ft), near the South Sandwich Islands in the south ...

Lanice spongicola lives on a glass sponge, a deep-sea sponge with a skeleton made of silica, that rises from hard rock. The worm builds a thin mucus tube on the lower part of the sponge and presses ...

Beneath the ocean's surface lies a world of perpetual darkness, home to some of Earth's most bizarre and fascinating creatures. These deep-sea inhabitants have evolved extraordinary adaptations to ...

NEW YORK (AP) — 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 ...

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

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.