OPINION: The lack of proven commercially viable ores, the immaturity of crust mining technology and the potential to harm marine life make this a foolhardy endeavor, Andrew D. Thaler writes.

Scientific divers have navigated a series of treacherous dives more than 330 feet deep in an attempt to unravel the mysteries of deep ocean reefs. They’re finding new species — and evidence of both cl ...

Experts at the Natural History Museum detected a 32% drop in deep-sea biodiversity following extensive observation.

Learn about the deep sea squid that was found buried in mud, sticking its tentacles out to blend in with the environment.