Bushnell also introduced practical solutions that became standard in submarine design. The sealed, watertight hull, the ballast system used for diving, and the hand-cranked propellers to move both ...

Summary and Key Points: The Akula-class submarines, built by Amur Shipbuilding Plant and Sevmash, are a testament to Russian naval engineering. Featuring a double hull design, these submarines ...

Skipjack-class attack submarines were arguably the first modern boats. They combined two innovations: nuclear power and a teardrop hull design. The nuclear propulsion gave the submarines unlimited ...