The US Navy’s largest-ever nuclear submarine, the USS District of Columbia (SSBN-826), moves closer to launch with final ...

Just a few meters from the East Arm port, a facility leased to a Chinese company, a U.S. nuclear-powered submarine has arrived. An unexpected arrival, in the context of growing tensions between ...

MOSCOW – Russia’s President Vladimir Putin on March 27 launched a nuclear-powered submarine equipped with hypersonic Zircon missiles capable of travelling at several times the speed of sound.

Russian President Vladimir Putin on Thursday launched a nuclear-powered submarine equipped with hypersonic ... The Russian Navy has ambitious plans to replace its aging SSNs and SSGNs with the ...

THIS is the horrific moment the Sindbad submarine disaster unfolds as the vessel plunges beneath the waves with its hatches still open. Harrowing footage shows the sub beginning its dive beneath ...

The issue is "still a hot potato," one official told CBS News. After Waltz admitted behind closed doors the authenticity of the reporting, White House officials debated whether he should resign ...

A music teacher has tragically died alongside her three children after they were trapped in a submerged vessel in the Red Sea off the Egyptian coast. Lyudmila Gordeeva, 35, from Vyborg, in Russia ...

The crew of a submarine which sank in the Red Sea on a ... Another four passengers are believed to still remain in a critical condition. Anesthesiologist Ravil Valiullin and his wife Kristina ...

A tourist submarine sank on Thursday during a routine underwater sightseeing tour off the coast of Hurghada, a popular Red Sea resort city in Egypt, killing at least six Russian nationals on board.

On Thursday, the submarine was escorted into Darwin Harbour – another US Navy vessel, the USS Emory S., which provides logistical support for the submarine, is also in the harbour. Read More Up Next ...

Horrifying footage shows the exact moment a tourist submarine in Egypt sunk into the water while hatches were still open and people were still boarding. Six people have died in a disaster after a ...