We see a boat on the water and a deep ocean trench below it. The deepest depths of the sea are found in the crescent-shaped Mariana Trench, located in the western Pacific Ocean. But what is the ...

(CNN) — Just as Earth’s land surface has enormous peaks and valleys, the oceanic world has similarly varied topography. Perhaps the most intriguing of these features is the Mariana Trench — a chasm in ...

Dylan Taylor holding a mission patch for STS-51L, the last mission of Challenger at the bottom of the Challenger Deep. Source: Dylan Taylor Last summer I had a chance to visit one of the most remote ...

We're not far from where the expedition launched on Sunday. It was an hour and 45 minutes into the dive that the vessel lost contact with its mother ship. It's been lost and silent since then. Now, ** ...

Three months ago, entrepreneur and UNC-Chapel Hill professor Jim Kitchen was gazing down at Earth from a rocketship in the blackness of outer space. Next week, he’ll be exploring the darkness of the ...

In 2012, filmmaker and explorer James Cameron made a record-breaking solo dive to 35,787 feet to the deepest point on Earth. Now the very submersible in which he completed this historic feat is on ...