Dutch company U-Boat Worx announced the completition of sea trials for the first Super Sub, the fastest private submersible ...
After the Treaty of Versailles banned Germany from developing submarines, the German Navy quietly found a way around it.
The Seawolf class was built for a naval competition that disappeared before the design had time to become a fleet. That ...
This high-tech, three-person submersible can reach speeds of up to 10 knots (11.5 mph), outpacing bottlenose dolphins and most other submersibles.