Far below the ocean’s surface, where sunlight disappears and pressure reaches crushing levels, some of the planet’s strangest ...

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

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

The deep sea also harbours some of the most intriguing and alien-like species in existence, yet for several centuries, these ...

Like a scene out of a Jules Verne novel, scientists from Schmidt Ocean Institute recently encountered a giant phantom jelly ...

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 ...

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

A mining-machine test on the deep-ocean floor resulted in species diversity declining by roughly 32% in the tracks of the ...

As companies search underwater for resources, scientists are taking inventory of the ocean-dwelling creatures that could be disturbed or harmed by deep-sea mining.