The U.S. Army wanted a helicopter capable of 180 knots, but the S-97 Raider has already pushed beyond 200 knots. Its unusual ...

When you picture a propeller-driven aircraft, you probably imagine a single engine plane with the propeller spinning at the front. There's a good reason for that, as the front-facing design has proven ...

A strange helicopter has been making test flights in the south of France. Built by French company Airbus Helicopters, it looks a bit like what would happen if a regular helicopter and an airplane ...

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Sikorsky has successfully ground tested the six-bladed pusher propeller behind its high-speed X2 advancing blade concept (ABC) technology demonstrator. Sikorsky Aircraft reports that it has ...

Why are the propeller blades mismatched!? The mystery of the bizarre, real-life flying boat UF-XS! ・Thumbnail Text: 3 blades and 2 blades!? The mystery of the bizarre flying boat・Body: Have you ever s ...

The images, reportedly captured in April, show a compound helicopter with coaxial main rotors and pusher propeller, which bears similarity to Sikorsky’s X2 Technology. Few days after photos emerged of ...