Pilots rev up engines before takeoff, but why? The answer lies in a fascinating dance of air, fire, and spinning blades.

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 ...

You see a plane, you expect to hear an engine. But gliders are a different breed of aircraft, representing flight in its purest form. They are frankly a testament to just how far clever engineering ...