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 ...

The aircraft and engine were designed with exclusivity for each other.

Activity is burgeoning in a long-neglected portion of the turbofan engine sector with the rise of a new category of jet-powered, autonomous warplanes. In the past month, the U.S.' ...