Remotely operated vehicles have changed how we explore and exploit the ocean. They can operate for far longer than human-occupied vehicles, go into areas where risk would dictate people avoid, and ...

Underwater surveys picked up mysterious “bio-twang” sounds from the Mariana Trench in 2014. A new study reveals where the sci-fi-esque noises are coming from. The Mariana Trench lies in the Pacific ...

Inspired by a deep sea snailfish, researchers create a battery-powered robot that can withstand the extreme pressure at Earth's deepest point. Jackson Ryan was CNET's science editor, and a multiple ...

A fish has been captured by researchers swimming at never-before-recorded depths of over five miles below the ocean’s surface off the coast of Japan, researchers announced. The unknown species of ...

The Mariana Trench has long captured the public's imagination. Here are some facts about one of the Earth's great wonders. Q. What is the Mariana Trench? The trench is the deepest place on Earth, ...

This informative look at our planet's topography explores the science behind its highest peaks and deepest ocean trenches.

Researchers have finally identified the source of mysterious noises coming from the deepest ocean trench. The odd sounds, described as "biotwang" noises, sound a bit like sci-fi starships, and are ...

An American explorer has set a new deep-diving record in the Mariana Trench An American explorer has set a new deep diving record in the Mariana Trench, and in the process uncovered just how far human ...

In late April, we reported on an upcoming attempt by two explorers to become the first women to dive to Challenger Deep in the Mariana Trench, the lowest point on Earth nearly seven miles below the ...

Ages ago I worked as a technician for a petroleum well wireline logging outfit. The fragile electronics employed for this work were protected inside heavily built cylindrical steel casings able to ...