Modern nuclear submarines are some of the most complex machines of war ever constructed. They can remain at sea for years, can submerge for extended lengths of time, and they run almost silently. They ...

The Japanese Navy included five Type A midget submarines in the Pearl Harbor raid of 7 December 1941. Transported on board large I type submarines, the midgets were launched near the entrance to Pearl ...

PITTSBURGH — An emotional memorial ceremony was held aboard the USS Requin, the submarine moored along the Ohio River at the Carnegie Science Center. “No maritime power has ever survived unless its ...