NBC News joined a NATO flotilla as it sailed the icy sea hunting Russian saboteurs accused of targeting undersea cables.

Creepy crawly alert! In the icy South Atlantic, researchers have photographed a fascinating-looking creature at a depth of ...

From a chain of massive barges stretching from a Chinese beach into the sea, to a powerful new design for cutting undersea ...

Picture an ocean world so deep and dark it feels like another planet—where creatures glow and life survives under crushing ...

“The Paris of the Midwest,” some call it. Once a year, over the first weekend in March, Columbia, Missouri becomes the most ...

A riotous photography collection from a recent underwater mission off the coast of Chile shows new and fascinating deep-sea ...