The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making ...

New study shows just how little – about 99.999% – of the world’s oceanic depths have been viewed by human eyes.

From a research submersible, scientists saw hardened lava, dead tube worms and orange flashes from an eruption in the East ...

A remotely operated submersible saw the “semi-gelatinous” animal lying on the ocean floor and “flying underwater.” Take a ...

There is currently no commercial deep-sea mining happening anywhere in the world, though companies have been pushing for years. They appear to have found a new champion in Trump.

Pockets of water exist that are so salty they behave more like dense syrup than seawater. These deep, hidden lakes are called ...

Step aboard a Japanese deep-sea fishing vessel for an unfiltered look into one of the most dangerous and intense jobs on the ...

For the first time, a camera about 50 feet away recorded a group of orcas closing in on a solitary prickly shark in deep ...

If future deep-sea mining operations release sediment plumes into the water column, as proposed, the debris could interfere with animals’ feeding, disrupt food webs and alter animals’ behaviors. As an ...

Deep-sea mining research and experiments over the ... As an oceanographer studying marine life in an area of the Pacific rich in these nodules, I believe that before countries and companies ...

Researchers diving in a submersible in the eastern Pacific realized that the landscape they had studied the day before had ...

The ocean plays a large role in cycling carbon dioxide in the atmosphere. Determining how much carbon is locked away in the ...