The Art of Underwater Science,” features deep-sea underwater footage that highlights the coral reefs and biodiversity in the ...

It looked like a shadow at first — but after several minutes, a rare species of deep-sea shark had swum by an underwater ...

In a towering aquarium in a darkened laboratory, moon jellyfish (Aurelia aurita) hover as if floating in space. The glow of ...

Rare footage shows a "Dumbo" octopus swimming near a submersible in the deep ocean. The animal was spotted more than 5,500 feet underwater by a research expedition. The Ocean Exploration Trust's ...

The OceanOneK is designed to explore up to 1 kilometer below the surface of the water, but even at shallow depths, swimming alongside this robot is impressive.