Helicopter flight is governed by the interaction of four physical forces: thrust, drag, weight, and lift. Lift is generated using airfoils—rotor blades with a curved top and flat bottom. Based on ...

This is the shocking moment a light helicopter crashed after an alleged in-flight engine failure, killing two people in Texas ...

Add Yahoo as a preferred source to see more of our stories on Google. A Mexican Navy MI-17 helicopter was forced into a hard landing after suffering a sudden loss of engine power shortly after takeoff ...

Modern aircraft instrumentation provides extensive engine health data, but pilots often struggle to interpret these monitors or disregard their critical warnings. Many engine failures are not sudden, ...

Mechanical failure and a low-altitude flight combined to limit the options of the 28-year-old pilot who died nearly two years ago when the engine seized in the helicopter he was flying and it crashed ...