By now, you're probably aware of just how versatile and equally adaptable helicopters are. These aircraft are among the best ...

surface, which reacted against the rotor downwash. In the fall of 1923, Henry decided to mount a set of triplane wings onto the aircraft to allow for a safe glide in case of an engine failure. With ...

When rotor downwash from a helicopter in hover or slow flight close to the ground hits the surface, this turbulent airmass circulates outward, upward, around and away from the main rotors in all ...

We've seen helicopters hover both in movies and in real life rescues. The Guinness World Record for the longest hover, set in 1989, is 50 hours.

Concerns over hovering helicopters near Trump's Mar-a-Lago in Palm Beach often devolve into ireful political debate on community message boards.

Concerns over hovering helicopters near Trump's Mar-a-Lago in Palm Beach often devolve into ireful political debate on community message boards.

A Long Island police helicopter’s low-level maneuver over a crowd of partying teens has triggered a high-level government probe. The Federal Aviation Administration (FAA) has launched an investigation ...

Helicopter turbine engines require massive intake airflows, creating a low-pressure area at the engine inlet that can sweep up sand, dust, and seawater spray driven by main rotor downwash.

Airbus Helicopters continues to eye novel architectures for future rotorcraft designs, including new compound and tail rotor-free configurations, patent applications reveal.