HMS Agamemnon will now undergo sea trials and operational preparation before joining the five Astute-class submarines already ...

Deep below deck on a British warship, the Royal Navy’s sonar detection screens are whirring: the tell-tale sign of a Russian ...

Royal Navy trains Vanguard nuclear submarine crews to counter drones using high-pressure water jets at the Faslane naval base ...

The 40ft-long Excalibur crew-less vessel launched a US warhead in secret trials, copying the capability of more expensive and much larger manned submarines.

"The Sun", "Sun", "Sun Online" are registered trademarks or trade names of News Group Newspapers Limited. This service is ...

HMS Agamemnon is the sixth vessel in the Astute class and will undergo sea trials after arriving on the Clyde.

Last week, the Royal Navy successfully launched a U.S.-made Mk 48 Heavyweight Torpedo from a British Excalibur uncrewed underwater vehicle.

HMS Agamemnon, the Royal Navy’s newest Astute-class nuclear submarine, has been spotted on the Firth of Clyde en route to HM Naval Base Clyde from Barrow.

Commemorative events are taking place in the town to celebrate 125 years of building submarines.

The HMS Anson is the fifth Astute-class fast attack submarine in Royal Navy service—and the eighth vessel to bear the name of George Anson, an 18th-century British admiral. Travel from the UK to ...

The Royal Marines have released video footage of an unusual boarding method their units can use to embark a submarine at the ...

During the American Revolution, the Turtle made history as the world’s first combat-ready submarine. If all went according to plan, the driver of the acorn-shaped submersible—constructed out of oak ...