Add Yahoo as a preferred source to see more of our stories on Google. I toured the USS Cobia, a World War II submarine that sank 13 ships and received 4 battle stars. Take a look inside. The USS Cobia ...

Submarines were key for Allied and Axis forces throughout World War II. At the war's onset, Germany's fleet of U-boat submarines created a distinct advantage for the Nazi's Kriegsmarine.According to ...

The World War II submarine USS Lionfish was part of America's "Silent Service." Despite comprising less than 2% of all US Navy vessels during World War II, submarines like the USS Lionfish sank 55% of ...

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 ...

Inside a diesel engine's cylinder, compressed air raises the temperature to ignite injected fuel, and the resulting force drives pistons to power the vehicle's main gears. Chief to this combustion ...

At least 87 people have died after a United States submarine sank an Iranian naval vessel in the Indian Ocean near Sri Lanka, according to Sri Lankan authorities. The Iranian warship, the frigate IRIS ...