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 ...

Founded in 1976 by Greg Nordholm, a naval architect and marine engineer trained at the University of Michigan, Nordholm ...

Because of their stealth, operational adaptability, and capacity to project power in a way that surface ships cannot, submarines are considered one of the most important naval assets a country may ...