Diesel engines cannot work without oxygen, so how do diesel submarines operate when they're underwater? Their propulsion ...

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 ...

The name Rolls-Royce speaks volumes for pretty much anyone living it this world, not only because it's slapped on a company that makes some of the most luxurious cars on the planet, but also because ...

Scale model of the Chinese-manufactured S26T submarine design being constructed for the Royal Thai Navy. (Gordon Arthur) CHRISTCHURCH, New Zealand — Once tempted to ditch its acquisition of a ...

The Japan Maritime Self-Defense Force (JMSDF) has commissioned the fifth of its Taigei-class diesel-electric attack ...