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 ...

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, ...

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

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 ...

Based on the application requirements of a flywheel energy storage system, an external rotor ironless brushless dc machine (BLDCM) is designed and optimized. The finite element method is adopted to ...

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

With just 442 hours since new, fresh tail rotor blades, and premium accessories, this Robinson R44 Raven is a turnkey option for buyers.

DARPA named Bell Textron to proceed with the next phase of its SPRINT X-Plane project, to design and build an aircraft that ...

Bell's concept for an advanced tiltrotor-jet hybrid aircraft will move into the build stage of the US Defense Advanced ...

Bell Textron Inc., a Textron Inc. company, has been selected for Phase 2 of Defense Advanced Research Projects Agency ( DARPA ...