Despite the original diesel fiasco in the 2010s — and the five automakers facing their own Dieselgate trial in the U.K. this year — diesel engines have definite benefits over their gasoline-powered ...

Diesel engines are a rarity in aviation history, but they've carved out an interesting niche. While most aircraft rely on gasoline-powered piston engines or jet turbines, diesel has offered some ...

For most people, diesel engines equate to either pickup trucks or semis traversing freeways. However, what many of us do not know is that diesel engines can be used in aircraft, too. You would not ...

In this second number of the Smithsonian Annals of Flight, Robert B. Meyer Jr., curator and head of the flight propulsion division, tells the story of the first oil-burning engine to power an airplane ...

Modern cruise ships can have anywhere from four to eight massive diesel engines, although some also run LNG-capable engines ...