The Royal Navy says it would be inappropriate for a non-submariner to wear submariner’s insignia on a naval uniform. However, Ms Mordaunt was presented with the insignia by the Royal Navy, and was ...

The Royal Navy has ordered its first crewless submarine to shape the future of underwater warfare. In two years' time, Cetus – named after a mythological sea monster – will move through the ...

Royal Navy submariner reveals what really happens when you spend 200 days underwater and what the biggest danger is when you finally come up for air.

On what was one of the longest Royal Navy submarine operations ever undertaken, their lives were measured out in six-hour shifts – while their days and nights were spent squeezed into a 491ft ...