Traces of organisms detected in sediments from 7.5 kilometers below the ocean surface reveal how organisms living in the deep sea are engineering their own environments. Analyses of sediment cores ...

Organisms in the deep sea rely on gravity flows to lay down sediment and then make burrows beneath the seafloor, according to a new study.

Rare deep-sea ‘doomsday fish’ washes up on Canary Islands coast - The oarfish – regarded as a harbinger of doom – was ...

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

There seems to be too much of a radioactive element in rocks deep in the Pacific Ocean – how did it get there 10 million ...

By studying elephant seals' hunting patterns, scientists have discovered a new way to monitor deep-sea fish populations.

Northern elephant seals may hold the key to unlocking the secrets of the open ocean’s twilight zone (~200 – 1,000 meters deep). According to a new study, these deep-diving creatures can help estimate ...

Marine biologists at the University of California Santa Cruz have tagged thousands of northern elephant seals with smart ...

The contents of three large metal cases have changed our understanding of life under the ocean. Inside were vials of sediment hauled up from a record 8km below the surface of the Pacific Ocean.

A new study suggests that elephant seals can serve as “smart sensors” for monitoring fish populations in the ocean’s twilight zone.

The scary-looking fish is usually to be found more than a mile below the surface, where little to no light penetrates.

A very rare fish sighting is making a splash on social media. A deep-sea anglerfish, with its mouthful of sharp teeth, was spotted near the surface of the water near the Canary Islands off the coast ...