Victor Vescovo dove to the depths in all five of the world's oceans as part of his Five Deeps Expedition, including the ...

The underwater vessel disappeared after officials said it suffered a "catastrophic implosion." All five people aboard died.

Russia’s Losharik (AS-31), a unique deep-diving nuclear-powered special missions submarine, is reportedly ready for sea ...

The newly released video captured OceanGate's team's reaction in real-time to the Titan submarine's fatal implosion last year ...

Researchers from the Woods Hole Oceanographic Institution captured close-up images of a WWI-era submarine lost at sea 108 ...