While diesel engines don't need spark plugs, they do need air ventilation for proper combustion. This is a problem for vessels traveling underwater, such as submarines. Yet diesel submarines exist and ...

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 ...

A Dutch submarine once slipped through the defenses of a U.S. carrier strike group and scored a simulated hit on the carrier ...

Diesel-electric submarines like the Taigei class offer Japan a fearsome weapon against China—at a fraction of the cost of ...

01 March 2012 Iran has the best electronic diesel submarines in the world, Lieutenant Commander of the Iranian Army's Self-Sufficiency Jihad Rear Admiral Farhad Amiri said, Fars reported. Speaking to ...