Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram matter in the air. Yet as manufacturers push these powerplants into more ...

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 ...

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 ...

Cummins, a leading U.S. corporation that has since expanded operations into several other countries, has been around for more than a century, and is known for its robust diesel engines. However, while ...

Click to open image viewer. Dr. Hugo Junkers started development of his Diesel aircraft engines in a small factory at Dessau, Germany in 1911. His early engines functioned on the two-stroke cycle ...

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 ...