If diesel engines need air for combustion, then how can submarines use them? Here's what you need to know about the clever engineering behind diesel subs.

Summary and Key Points: Sweden’s Gotland-class submarines are among the quietest conventional boats afloat, using Stirling air-independent propulsion to stay submerged for weeks. -That stealth helped ...

Inside a new submarine engine production plant | Defense News Weekly Full Episode 2.3.26 Leonardo DRS cuts the ribbon on a new plant to make engines for forthcoming Columbia-class submarines. Plus, ...

JS Raigei, the fourth Taigei-class diesel-electric submarine with the Japan Maritime Self-Defense Force. Credit: The Japan Maritime Self-Defense Force (JMSDF) A Japanese Defense Ministry panel called ...

A man cannot one day just decide to build a submarine, much less the first powered submarine, much less if that man is a writer. Yet that is just what Narcis Monturiol did. As a young firebrand of the ...

Submarines are hard to find. They exploit ocean depth, acoustic complexity, and thermal layers to maintain low observability and high survivability. Diesel-electric submarines are especially quiet at ...

Saab’s A26 submarine has not yet left the drawing board—but Poland has already expressed interest in the sub as a replacement for its aging Kilo class. Therefore, the A26 is being looked at as the ...