Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

What Are Ocean Predators Doing So Deep Underwater? Whale sharks can dive more than a mile deep. Marine biologists are still trying to figure out why they bother.

Only about 20% of the ocean’s depths has been mapped by humans. Here’s what we do — and don’t — know about the deep seas and why studying them is so precarious.

Breaking Underwater Waves Cause Mixing in Deep Ocean The chaos from skyscraper-tall waves breaking deep underwater has been captured for the first time, researchers say. Sept. 17, 2013, 5:18 PM ...

An immersive new exhibition at the Intrepid Museum in New York City spotlights the science and technology behind the ...

Deep ocean exploration began with the diving bell: a rigid structure that contains air, used to transport divers to an area for underwater work. It was known to Aristotle in the 4th century BC.

"Dark oxygen" is being produced deep in the ocean, and scientists are baffled by the strange phenomenon, according to a new study. In science class, kids learn that plants need sunlight to do ...

When Hans Hartman, a civil engineer, attempted to film the ocean depths in 1917, he pioneered what would become the first deep-sea ROV, or remotely operated vehicle.During an era of silent movies ...

UK-based DEEP is developing the Sentinel system, shown in this render. DEEP says Sentinel – a modular, reconfigurable underwater habitat – will enable humans to stay at depths of 200 meters ...

Announced at the Oceanology International 2016 event in London, Deep Ocean Engineering Inc.'s newest underwater vehicle, The Deep Ocean Phantom FlyImager revolutionary underwater drone is a hybrid ...

Only about 20% of the ocean’s depths has been mapped by humans. Here’s what we do — and don’t — know about the deep seas and why studying them is so precarious.