Far beneath the surface of the ocean lies the largest and least explored habitat on Earth. The deep sea is cold, dark, highly ...

Marine researchers exploring extreme depths say they have discovered an astonishing deep-sea ecosystem of chemosynthetic life that’s fueled by gases escaping from fractures in the ocean bed. The ...

A deep-sea training and engineering dive off the coast of San Diego provided an opportunity for never-before-seen imagery of the U.S. Navy submarine USS F-1, lost at sea in an accident on December 17, ...

A new study suggests that deep-sea life reaps the benefits of icebergs’ castoffs — a rare silver lining as a warming planet ...

Scientists have uncovered why big predators like sharks spend so much time in the ocean’s twilight zone. The answer lies with mid-sized fish such as the bigscale pomfret, which live deep during the ...

Researchers have uncovered surprising evidence that the deep ocean’s carbon-fixing engine works very differently than long assumed. While ammonia-oxidizing archaea were thought to dominate carbon ...

The bumpy snailfish, discovered 10,000 feet down off the coast of California, shows that not all denizens of the abyss are frightening. By Alexa Robles-Gil For an animal, surviving in the ocean’s ...

Deep in the South China Sea, scientists from Chinese marine research institutes, including the First Institute of Oceanography, have been exploring a vast underwater sinkhole known as the “Dragon Hole ...

A company called Orpheus Ocean wants to go “deep for cheap.” Smack dab between Australia and South America, the US National Oceanic and Atmospheric Administration (NOAA) research vessel Rainier is ...

Deep oceans contain microbes with yet-to-be-discovered properties that could drive future innovations in biotechnology.