Heed the advice on the cover of the Hitchhiker's Guide to the Galaxy and don't panic, at least not yet. Or, maybe just panic a little on the inside, but maintain your calm demeanor on the outside.

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 ...

View post: Volvo Issues One of the Smallest Recalls Ever, and the Reason Is Wildly Specific Diesel fuel powers the country. If that sounds dramatic, think of all the trucks, buses, and ships you see ...

Black exhaust smoke, tractor-like engine noises, and sluggish performance: all things that were associated with diesel engines. And I say “were” because they’re mostly a thing of the past. Modern ...

If you're like a lot of folks, you may have been pretty surprised at the final tally the first time you filled up your Class A RV. Some of those monsters have gas tanks with a 150-gallon capacity. If ...