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 ...

Just as with the automotive industry, there are a variety of aircraft engines designed to run on various types of fuels. Even electric planes are something we're likely to see more of in the future.

Piper's DeltaHawk-powered Seminole DX flew for the first time July 2, a Jet-A diesel trainer aimed at flight schools facing ...

Symphony Aircraft Industries (SAI), the new owner of the Symphony line of high-wing piston singles, plans to offer a diesel-engine version of the four-seat Symphony 250 with German company OMF ...

This collection consists of .26 cubic feet of articles, drawings, and images chronicling Fred A. Thaheld's aeronautical engineering career, including his work with the following aircraft diesel ...