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 ...
Americans may not be too fond of diesel engines, but that doesn't mean they're any less vital for the economy than their gasoline-fueled counterparts. For example, in 2022, the U.S. transportation ...
Modern diesel submarines seem to break a basic rule of engines: they keep moving underwater even though diesel power needs oxygen. The trick is that these boats are really two propulsion systems in ...