In 1917, a civil engineer pioneered the first deep-sea vehicle to attempt filming underwater. A century later, we have James ...

Situated in the enormous Pacific Ocean, the Challenger Deep is the lowest point on our planet. Found along the Mariana Trench ...

They're tiny, blobby, butt-shaped, and glow in the dark. What the heck are they? Scientists are still figuring them out.

Researchers have uncovered over 7,500 new microbial species in the hadal zone, highlighting the extreme environmental ...

Debris produced by human activity has now been spotted at a depth of 5,112 meters (3.2 miles) in the Mediterranean Sea.

Hidden in the abyss of the Atacama Trench, Dulcibella camanchaca reveals itself as a unique predator adapted to the darkness.

Triton was the first submersible to reach the deepest points of all five oceans. Journalist Susan Casey shares her experience ...

Traces of organisms detected in sediments from 7.5 kilometers below the ocean surface reveal how organisms living in the deep sea are engineering their own environments. Analyses of sediment cores ...