A Chinese vessel is suspected of mapping the seafloor around U.S. allies Australia and New Zealand to support submarine ...

Sea Guru II, an underwater robot designed by researchers at Westlake University in east China's Zhejiang Province, is seen before a 2,000-meter deep-sea trial ...

Civilian exploration may be the official mission of a Chinese deep-sea research ship that sailed clockwise around Australia over the past week and is now loitering west of the continent. But maybe ...

Incidents of accidental and suspect breaches of submarine cables in northern Europe and around Taiwan concern security ...

The unmanned submarine famously dubbed Boaty McBoatface accidentally uncovered a camera set up to photograph the Loch Ness monster in 1970.

This cephalopod can grow to more than 20 feet and has proved elusive in its deep-sea environs. By Elizabeth Preston In March, Kat Bolstad returned from an Antarctic expedition where she had used a ...

Scientists surveying deep-sea life off an island in southeast Asia ... Screengrab from video from National Geographic Exploration Technology Lab and Louw Claassens Researchers recorded two ...