Key Points and Summary - Germany’s Type 212 pioneered near-silent hydrogen fuel-cell air-independent propulsion, letting a non-nuclear sub remain submerged for weeks while evading acoustic, magnetic, ...

Submarines have evolved gradually from their inception, when they were basically just submersible tubs. Today, however, the submarine is a remarkable machine, worth billions a piece, and loaded with ...

Japan’s Taigei-class submarine—the “Big Whale”—is the first submarine class designed entirely around lithium-ion batteries, ...

Summary: The Ohio-class submarines, comprising fourteen ballistic-missile and four converted guided-missile variants, serve as a critical component of the United States’ nuclear and conventional ...