Deep-sea fish thrive in extreme pressure, darkness, and pollution, revealing new survival mechanisms and threats.

Could lumpy metallic rocks in the deepest, darkest reaches of the ocean be making oxygen in the absence of sunlight?

A newly discovered mechanism could explain the shock finding last year that oxygen is produced by metallic nodules on the ...

The deep sea, covering approximately 65% of Earth's surface, has long been considered a biological desert. In this extreme ...

Deep below the surface of the ocean in the South China Sea, a robot named “discovery” searched the seafloor for life. Faxian, ...

Researchers say the new footage of the deep sea fish may be the first live sighting of the creature in daylight near the ocean's surface A creature from the ocean's dark depths made the trek to ...

A research team led by Sam Purkis, a professor and chair of the Department of Marine Geosciences at the University of Miami, used remotely operated submersibles and deep-sea probes to explore the ...

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 ...

Animals living in one of Earth’s most extreme environments—beneath the bottom of the sea—are not just making the best of the situation, according to new research. The animals are actually ...

A rare deep-sea fish regarded as a harbinger of doom has washed up on a beach in the Canary Islands. The oarfish was discovered by beachgoers in Lanzarote on 10 February, sparking fears among the ...