When people think of big engines, they usually think of regular gas engines, like Koenigsegg's 2,300-horsepower monster. However, if you think about it, there are many much bigger vehicles out there, ...

This winter, we blew our Diesel Power expense budget by chasing bikinis and checking out the latest diesel engines in sunny Miami. Going into the show, we knew very little about the engines that find ...

Diesel doesn't magically come out from underground — it's engineered through a complex refining process that involves many ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

A diesel engine is simultaneously incredibly simple and incredibly violent, using compression as a means of ignition. This is because of the properties of diesel fuel: Namely, diesel is less volatile ...

Without additional regulation, burning ammonia in ship engines could cause serious impacts on air quality that could result in more than 600,000 additional premature deaths per year, according to new ...