The choppers in the Piasecki H-21 family have the nickname "Flying Banana" due to the bend in the fuselage, which resembled a banana.

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 ...

Ingenuity, NASA’s groundbreaking Mars helicopter, has captivated space enthusiasts around the globe,but one crucial limitation remains: it can’t fly at night. In this video, we explore why Ingenuity, ...

For high-speed interior permanent magnet (IPM) motor, the measures to improve rotor strength inevitably affect electromagnetic, loss, and temperature characteristics, which makes it difficult to judge ...

The US Defense Advanced Research Projects Agency (DARPA) has selected Bell Helicopters to build the Speed and Runway Independent Technologies (SPRINT) unmanned ...

The prototype helicopter called Leonardo's aerial screw could be used to make modern drones more quieter and stealhier.

This paper presents the design and evaluation of a new axial-flux low-speed and high-torque matrix-rotor induction machine. Iron wires embedded in a cupper matrix comprise the solid rotor structure.

A series of recent patent filings from Safran Aircraft Engines could hint at some of the innovations being contemplated for ...

Footage from the R66’s cockpit camera showed that the autopilot was engaged while the pilot was “occupied with non-flying ...

American defense contractor Bell was selected by DARPA to move forward with the build of its aircraft for the Speed and ...