I recently participated in a three-week-long, National Science Foundation-funded research cruise to the Mariana Trench. Our ...

Rare footage of a bigfin squid captured by a ROV deployed 11,000 feet deep in the Tonga Trench. Credit: Deep Sea Research Center, University of Western Australia ...

The veteran HOV can now officially dive deeper into the sea, broadening the horizons of scientific discoveries under the ...

The deepest regions of Earth's oceans, known as the abyssal and hadal zones, lie at least as far under the water's surface as ...

Scientists discovered the 1-foot-long animal while aboard a submersible several miles deep in the Pacific Ocean. Take a look.

A research expedition in the Tonga Trench filmed a Pacific sleeper shark, a slow-moving, opportunistic predator rarely seen ...

The Jacuzzi of Death, located 3,000ft below the Gulf of Mexico, is a circle around 100-foot wide and has very dense, very toxic waters containing methane and hydrogen sulphide ...

Environmental organisations have condemned the Greek government's decision to allow the US oil giant to drill for oil and gas in waters south of the Peloponnese.

Deep-sea sea bugs, or the Bathynomus species, have been eaten regularly in Vietnam since 2017, according to the researchers, who published their findings in the science journal ZooKeys.

“We found that a cascade of traits, including those required for sexual parasitism, allowed anglerfishes to invade the deep sea during a period of extreme global warming when the planet’s oceans were ...

The Mariana Trench is the deepest place on Earth, and we're still in the dark about much of the life that calls it home. Here are just a few of the trench's eye-popping residents.

And few places are as outlandish as the ocean deep. But deep-sea mining appears poised to get a boost from the incoming Trump administration, according to The Wall Street Journal. A string of ...