David Bushnell developed the "Turtle" submersible as a student at Yale University. The vessel's attack on a British flagship failed, but the trailblazing boat's legacy endures 250 years later ...
Silent Anvil could give Navy torpedoes a new way to reach submarines from the air before disappearing underwater ...
Narco-submarines, the clandestine vessels used by drug traffickers, represent one of the most sophisticated and elusive methods of smuggling drugs across international waters. These semi-submersible ...
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