THIS is the man who spent four years and over £20k building his own submarine – which can dive 60ft underwater. The three-tonne DIY submarine called Lake Defender is the crackpot home ...

In the market for a new submarine, sir? Uboat Worx have just the thing, the HP Sport Sub 2, and it won't set you back a penny over €1,000,000. If you're a cold-hearted and filthy-rich member of ...

as saying it will be a challenge to meet a 2028 production goal of three submarines a year ― two of the Virginia-class fast-attack variety and one of the ballistic missile-firing Columbia class ― ...