The Pacific Ocean is home to some of the deepest points on the planet. In fact, four of the top six deepest spots in the world can be found in the Pacific. The Pacific's basin is uniquely low, which ...

From the deep ocean floor to vast underground caverns beneath our feet, these places challenge our understanding of the world.

The deepest part of any of the world’s oceans, known as Challenger Deep, is a portion of the Mariana Trench that goes down to ...

NEW YORK (AP) — An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches. In these extreme environments, the crushing pressure, scant food and lack of ...

In these extreme environments, the crushing pressure, scant food and lack of sunlight can make it hard to survive. Scientists know that tiny microbes prosper there, but less is known about evidence of ...