What's the difference between a parallel, series, and plug-in hybrid, and why do you need to know? Everything about the technology and the vehicles for the shopper or the merely curious.

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 -– ...

We may receive a commission on purchases made from links. An engine is a complex assortment of components all working together to generate power. However, without fluids such as coolant and oil, the ...

Hybrid technology in cars combines an internal combustion engine with an electric motor to improve fuel efficiency and reduce emissions. Let's learn about how hybrid systems work, the different types ...

Any given garage or workshop can house a multitude of different small, diesel engine-powered implements, such as log splitters. The annoying thing about these many small engines is that, much like the ...

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 ...