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 ...

You're driving a loaded diesel rig down a mountain pass, foot hovering over the brake pedal, heart racing. How do you slow 20,000 pounds safely without cooking your brakes? Cue the exhaust brake -– ...

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 ...

Trying to mix gasoline and diesel in most engines will only lead to problems in the long run. But engineers have found a way ...

Among diesel technicians, a few engines have earned a reputation for turning routine jobs into all-day battles, with cramped packaging, fragile components and baffling design choices that punish ...