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.

The Soviet Mil Mi6 was a behemoth of an aircraft. Here's why the massive helicopter had wings, and what other capabilities ...

RC helicopters have quite a few differences than passenger and military helicopters, which is why they can fly upside down. Here's what you need to know.

A simulation of the "aerial screw" designed by Leonardo da Vinci in 1480 suggests it would use less power than modern drone ...

Meet Racer, a French helicopter from Airbus Helicopters, which has wings, propellers, and the potential to save lives.

BMW’s latest axial flux motor patent locks in magnets with a unique metal package and axial stop, aiming for better performance, safety, and long-term durability.

The blades of propellers and wind turbines are designed based on aerodynamics principles that were first described mathematically more than a century ago.

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

Rotor Technologies, Inc., a developer of autonomous vertical takeoff and landing (VTOL) aircraft, unveils the R550X, the largest uncrewed civilian helicopter on the market, and begins production. The ...

The coaxial rotor design is so efficient NASA chose it for its Mars Helicopter "ingenuity," which had to fly in an atmosphere that is only 1/100th as dense as Earth’s.