Diesel-powered submarines present a seemingly paradoxical challenge: diesel engines require oxygen to operate, while submarines spend most of their time underwater.

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 ...

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 ...

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 ...

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 ...

Kawasaki Heavy Industries ( (JP:7012)) has provided an update. Kawasaki Heavy Industries has released final investigation reports into misconduct involving submarine repairs at its Kobe Shipyard and ...

Mordor Intelligence has published a new report on the Submarine Market, offering a comprehensive analysis of trends, growth drivers, and future projections.