Earth's oceanic trenches are still shrouded in mystery, and for good reason. Plunging as deep as 11 kilometers (6.8 miles) beneath the surface, their dark, frigid waters are under mind-boggling ...

to the deepest place in the ocean - the Pacific Ocean's Mariana Trench. He spent four hours exploring the bottom of the trench in his submersible, built to withstand the immense pressure of the deep.

Dr. Dawn Wright, the first Black person to reach Challenger Deep, found a beer bottle at the Mariana Trench's deepest point.

Not anymore. Kelly Walsh, the son of the great ocean explorer Don Walsh, has just descended to the bottom of the Mariana Trench, almost 11km down in the Pacific. He made the dive 60 years after ...

Both trenches make up part of the seabed of the Pacific Ocean. The Cabinet Office projected up to 199,000 fatalities in the event of a magnitude-9.1 megaquake in the Japan Trench late at night in ...

James Cameron revealed what he saw when he reached the deepest point of the ocean some 35,787 feet underwater. That's right; ...

This movement results in deep ocean trenches, volcanic eruptions, and earthquake epicenters along the boundaries where the plates meet, called fault lines. The Ring of Fire is home to the deepest ...

However, at the time only about 10% of Earth's seafloor had been mapped to high resolution, so this figure is only an estimate. Challenger Deep, in the Mariana Trench, is the deepest point in the ...