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 ...

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 ...

FOUNDER FIRED: Aircraft diesel engine maker Thielert has had to file for insolvency after the board of directors ousted management last week, including founder Frank Thielert. The board took the ...

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 ...