With the rotor stopped, the blades are stowed in the sled test at Holloman. Credit: Bell Bell has completed sled tests of the stop/fold rotor concept for a high-speed vertical-takeoff-and-landing ...

For VTOL and hover operations, the drone's top and bottom bodywork opens up in a series of slats, exposing a greater percentage of the rotors' swept area to airflow and deriving maximum lift. Then, as ...

Sikorsky’s rotor blown wing is a hybrid-electric flying wing with semi-articulated rotors for control in hover. Credit: Sikorsky Sikorsky is getting a second chance to build an advanced rotorcraft for ...

In one of the latest breakthroughs of vertical takeoff and landing (VTOL) aviation, Sikorsky has successfully completed a test flight with its Rotor Blown Wing prototype drone. The small drone was ...

The Yakovlev VVP-6 was one of the wildest helicopter concepts ever proposed, a giant multi rotor machine powered by 24 ...

Sikorsky plans to have the power systems tested for its hybrid-electric vertical takeoff and landing (HEX VTOL) demonstrator aircraft ready by year’s end to begin ground runs in 2025, citing it as a ...

The collaboration marks a significant addition to Archer’s strategy as the company accelerates development of its dual-use vertical lift platform, designed to modernize certain legacy capabilities ...

The concept of vertical take-off and landing (VTOL) aircraft has been circulating for decades, but only these past few years have they become a much-needed transportation tool that could play a major ...