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 ...

Months underwater are made possible by turning a submarine into a fully controlled world of schedules, stored food, recycled air, and tightly managed routines. Crews sleep in hot-racked bunks, work in ...

Launching a new U.S. Navy submarine is one of the most critical moments in the entire construction process. Whether by ...

Lockheed Martin has received a potential $202.8 million contract from the U.S. Navy to provide engineering and technical support services for the service branch’s submarines. Hear experts discuss the ...