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

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 ...

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

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

From the first sighting of a colossal squid in the wild to a seriously goofy octopus, 2025 delivered some astounding photos ...

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 ...

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

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 ...

A rare deep-sea creature, sometimes called a "doomsday fish," made a mysterious appearance on a remote beach in Tasmania, and the eerie encounter is causing people to wonder about what's really ...