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 ...

Typically, when people think of submarine warfare, they probably recall the deadly U-boats of World War II. While that conflict saw widespread use of submarines, it was hardly the first to utilize the ...

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 ...

Trapped 240 feet beneath the surface of the Atlantic Ocean, Lt. Oliver Naquin could not ensure the crew of the USS Squalus that they would survive this catastrophe. Instead, Naquin -- commander of the ...