In this video, you'll see the different types of engines and propulsion systems used for aircraft, my favorite ones: Turbojet ...

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 makes a diesel engine different to a regular gas engine, and is one better than the other?

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 -– ...