Aerospace & Defense
Ten of the 12 Soryu-class boats run four Kawasaki-built Kockums Stirling engines that burn diesel with liquid oxygen, letting them stay submerged for up...
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Ten of the 12 Soryu-class boats run four Kawasaki-built Kockums Stirling engines that burn diesel with liquid oxygen, letting them stay submerged for up...
The familiar version is that the US Navy was so embarrassed when a Swedish submarine reached a firing position on USS Ronald Reagan that...
The first submarine of this class, the Sankt-Peterburg, was laid down in December 1997 and launched in 2004. Complications from its propulsion system arose...
In 2005 a Swedish diesel-electric submarine put simulated torpedoes into USS Ronald Reagan. A year later a Chinese Song-class boat surfaced within torpedo range...
The fleet it replaces was built for Britain's Royal Navy during the Cold War and bought secondhand in 1998. When the German yard was...
The story gets repeated in a fixed shape: a cheap Canadian diesel submarine caught a nuclear supercarrier during a 1981 NATO exercise. The documentary...
The U.S. Navy can't build nuclear attack submarines fast enough, and it keeps spending its most valuable hulls on jobs a quieter, cheaper boat...
Japan doesn't build nuclear submarines. Instead it built the Soryu class — 12 quiet diesel-electric hunters for the waters around the home islands. The...
Sweden didn't build the Gotland class to chase aircraft carriers across oceans. It built three small, quiet submarines for the Baltic — and in...
Do you ever wonder why the U.S. Navy wants only nuclear-powered and not diesel-electric submarines? Diesel-electrics are much less expensive and easier to build....