THE Royal Navy is testing a fleet of drones to patrol seas for Russian submarines. And they could also be used to form a ...

A Russian submarine was discovered escorting the Yantar while it examined a gas pipeline running between Britain and Ireland ...

A declassified image released by the Ministry of Defence (MoD) today shows a Royal Navy submarine and helicopter confronting ...

A Russian submarine was deployed alongside the spy ship Yantar to map critical undersea infrastructure around Britain, ...

Russian submarines are being secretly deployed alongside Moscow's spy ship to map critical undersea infrastructure. A ...

The Royal Navy chief said earlier this month that the UK had seen a 30 per cent rise in Russian incursions in UK waters over ...

A specialist Russian submarine unit which targets vital undersea infrastructure may be heading to British waters, the head of ...

Fears have been raised of potential Russian sabotage as it emerged Vladimir Putin 's submarines are secretly following a spy ...

The Kames Gunpowder Company's mill on the Firth of Clyde witnessed a number of deadly explosions during its peak years of ...

North Korea has revealed what it claims to be its first nuclear-powered submarine that will be capable of launching ...

In 1939, German U-boat U-47, under the command of Günther Prien, embarked on a daring mission that would become legendary.

Previously vessels would be sunk once they had completed their cargo runs from South America to Europe ...