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 ...

Redwing, a robotic submarine about the size of a surfboard, is embarking on a five-year journey that will follow the famed ...

A breakthrough in laser propeller efficiency by Chinese scientists could transform underwater watercraft propulsion. SCMP reported that the experts have improved laser propeller efficiency, which ...

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 ...