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 ...
Kim Jong Un unveils a new 8,700-ton nuclear-powered submarine, escalating tensions in the Pacific. Learn how this stealth ...
Undersea fiber-optic cables, which stretch over 1.2 million kilometers (750,000 miles) across the ocean floor, are being used in a new way for anti-submarine warfare. A developing technology called ...