Oceanic trenches are topographic depressions of the seafloor, relatively narrow in width, but very long. These oceanographic features are the deepest parts of the ocean floor. Oceanic trenches are a ...

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.

The Mariana Trench is the deepest part of the Earth's surface in the western Pacific Ocean with 10.98 km depth. Its deepest point is called the Challenger Deep ...

A new study reveals where the sci-fi-esque noises are coming from. The Mariana Trench lies in the Pacific Ocean, it is the ...

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 ...