An isolated pillow outcrop surrounded by sediment found during a 2016 expedition to the bottom of the Mariana Trench. Photo: NOAA Office of Ocean Exploration and Research, 2016 Deepwater Exploration ...

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On January 23, 1960, two men, diving in a small deep-sea submersible, reached the bottom of the Mariana Trench, a spot about 200 miles southwest of Guam that, at 35,800 feet below the surface of the ...

James Cameron's record-breaking dive to the bottom of the Mariana Trench has received accolades from many quarters, and perhaps none are louder than those who might one day actually use the technology ...

The deepest point of the ocean is believed to be the Challenger Deep in the western Pacific, which is deeper than Mount ...

Mysterious sounds from the ocean depths have been one of the most baffling enigmas in recent years. Now we know where they come from. These strange sounds were first discovered during a submarine ...