China has unveiled plans to send a crewed submersible “Tan Suo San Hao” to explore the bottom of the Arctic seabed. This ...

A deep-diving robot that chiseled into the rocky Pacific seabed at a spot where two of the immense plates comprising Earth's ...

A deep-sea expedition made the surprising discovery of a previously unknown ecosystem in which animals such as giant tube worms thrive beneath hydrothermal vents.

The image is real and does show a man sitting on the edge of what looks like an underwater cliff. But, technically speaking, ...

Tubeworm larvae, sea snails, and marine worms were uncovered living in tiny caves underneath the ocean floor, revealing life ...