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 ...

Nuclear submarines carry out multiple types of missions, but no matter the mission, it's vital that they remain hidden in the ocean's depths.

Because of their stealth, operational adaptability, and capacity to project power in a way that surface ships cannot, submarines are considered one of the most important naval assets a country may ...

Unlike large vessels traveling on the ocean's surface or most other vehicles on the planet, military submarines do not have windows. A submarine's commander can't tell their helmsman to hang a right ...