Named after Rudolf Diesel, who invented it in 1893, the diesel engine is often associated with a dirty, smoky exhaust — an admittedly nebulous impression in no small part fueled by the black clouds of ...

They pull hard and use less fuel than a gasoline engine doing the same work. Greater fuel efficiency will often offset the ...

Military vehicles such as Humvees are often seen wading through water without much trouble, which gives diesel engines a reputation for being nearly indestructible. While they are tough and generally ...

Researchers in Wisconsin have developed a concept engine that can run on gasoline and diesel at the same time, with a ...