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 ...
What madman would propose adding diesel submarines to the U.S. Navy’s all-nuclear silent service? There are a few. The topic came up at an early March hearing before the U.S. House Seapower and Force ...
South Korea launched the first of three new 3,600-ton submarines this week, marking another step in its efforts to strengthen its undersea fleet and counter threats from north of the border. The ROKS ...