Using an autonomous underwater vehicle (AUV), researchers were able to view the seafloor of the Mariana Trench for the first time in human history.

The Mariana Trench is the deepest part of the world's oceans, plunging to a staggering depth of about 36,000 feet (10,994 ...

A Chinese submersible has discovered thousands of worms and mollusks nearly 10 kilometers (six miles) below sea level in the ...

A Chinese submersible has discovered thousands of worms and molluscs nearly 10 kilometres (six miles) below sea level in the ...

A Chinese submersible has discovered thousands of worms and molluscs nearly 10 kilometres (six miles) below sea level in the ...

It's the closest many of us will get to the Mariana Trench. Editor's note: This story was updated at 11:16 a.m. EST on May 9 to reflect that E/V Nautilus departed from Apra, Guam, not from California.

The Mariana Trench reaches a maximum depth of nearly 11 kilometres (6.8 miles) that we know of. So there's potentially a lot down there that we haven't discovered or seen yet.

A deep-sea anglerfish within the pillow basalts in the Mariana Trench area. You can see its round lure between its two eyes. This fish is an ambush predator that waits for prey to be attracted by ...

Movie director James Cameron has returned from his historic dive down into the Mariana Trench — Earth’s deepest known underwater point. Cameron’s solo trip was made possible using an ...

A little background on the Mariana Trench given its current prominence in the news. That second researcher featured in the video, Prof. Terry Plank? Yeah, I t March 30, 2012, 6:04 PM UTC ...

The white, translucent fish, found in early December in the Mariana Trench below the Pacific Ocean, was 8,145 meters, or about five miles, below the surface, breaking the previous record of 7,700 ...