An curved arrow pointing right. What billionaire super-yacht owner wouldn't want to outfit their vessel with their very own, personal submarine? Enter the DeepFlight Super Falcon from Hawkes Ocean ...

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The S80 class submarines are the only 3,000-ton vessels in the world equipped with the AIP system, according to Navantia.

For those who prefer to travel below water rather than above it, a new crop of personal submarines — yes, submarines — are taking sophisticated fun to new heights (or rather, depths).

In the market for a new submarine, sir? Uboat Worx have just ... not as a sub but to add extra fun to diving into your own personal sea that you have had made from poor childrens' tears, it ...

Aston Martin and Triton Submarines have teamed to build probably the world's most stylish and luxurious way to dive beneath the waves. Called Project Neptune, this two-passenger mini submarine ...

Satellite imagery appears to have captured the activation of a possible damage control system at an underground submarine base for Chinese nuclear-powered submarines operating from the contested ...