The SB-1 Defiant pushed helicopter design beyond 200 knots with its coaxial rotor and pusher propeller system, redefining what vertical lift could achieve. Despite its performance, the U.S. Army ...

What does it take to build a military vehicle? A company must prove it can manufacture machines that get the job done, keep their occupants safe, and most important of all, cost less than similar ...

Newly emerged images raise the possibility that China has built another compound helicopter demonstrator, following the S-97 Raider-like aircraft seen in 2025, this time bearing a resemblance to the ...

China appears to be embarking upon an ambitious, long-term plan to keep pace with U.S. advances in helicopter technology by emphasizing speed; stealth; and innovative, next-generation designs. The ...