The age of diesel-powered submarines began in 1912, and these subs dominated the waters for more than 40 years, through both World War I and World War II. In the U.S., this era ended when the last ...

Here’s What You Need to Remember: The Columbia class is to be equipped with an electric-drive propulsion train, as opposed to the mechanical-drive propulsion train used on other Navy submarines. While ...

Thailand's Cabinet on Tuesday approved replacing the engine of their Chinese-built submarine project with a Chinese CHD620 engine rather than a German one in order to continue construction. Originally ...