Hartzell earns FAA Part 35 certification for its next-generation propeller, which is tailored specifically for advanced air ...

A tail rotor malfunction could cause the pilot to lose control of the aircraft; the tail rotor's purpose is to counteract the torque of the main rotor, acting essentially as a balancing mechanism.

The future of U.S. military rotorcraft took another step toward tiltrotor technology following Bell’s recent down-select to develop a high-speed, hovering X-plane design for the Pentagon. As part of ...

The crucial components are made of similar materials, with a helicopter's rotor blades generally being constructed today from composite materials.  It's essential that these parts of the aircraft be ...

If helicopters didn't have tail rotors, they would spin in circles because they need a force pushing in the opposite direction as the main rotor.

Investigators in Whitemarsh Township are just beginning to determine what caused a medical helicopter to make an emergency landing Monday night.

Discover the wild story of Mazda's REPU, the fascinating and flawed rotary-powered pickup truck experiment from the 1970s.

Origin of the Species We want speed! We want vertical lift! The Bell XV-3 Tilt-rotor was the first to satisfy all aeronautical tastes.

The rotor of the Bell 206 helicopter from last week’s deadly crash into the Hudson River has been retrieved, the National Transportation Safety Board said.

The rotor of the helicopter from last week's deadly crash has been retrieved from the Hudson River, four days after the devastating accident that killed all six people on board, according to a ...

New York Helicopter tours, the company involved in deadly crash on Hudson River is shutting down operations immediately, the FAA says.