Despite its isolation, the Mariana Trench is tainted by pollution, with microplastics found even in its remote depths, ...

The Mariana Trench (sometimes called Marianas Trench) is a mysterious and extremely deep oceanic trench. Plunging deeper than ...

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 ...

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 ...

A local fossil hunter found animal vomit at a Danish geological site that is believed to be 66 million years old.

Challenger Deep, in the Mariana Trench, is the deepest point in the ocean known so far, at approximately 11 kilometres - deeper than Mount Everest is tall. The Mariana Trench is 2,500 kilometres long, ...

The Mariana Trench is the deepest known point of the ocean, plunging down further than the height of Mount Everest. . | Credit: Philipp Tur/Getty Images Despite advancements in technology and ...