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 ...

At a glance, it may seem unlikely that the 747 and 767 could share the same engine heritage. One is a four-engine long-haul ...

Diesel aircraft engines promise lower fuel burn and cheaper operating costs at a time when every gallon and every kilogram ...