First Take (March 25, 2019)

Credit: Leonardo
DEFENSE The Sikorsky Boeing SB-1 Defiant high-speed helicopter demonstrator for the U.S. Army made its first flight on March 21 at West Palm Beach, Florida. The coaxial-rotor compound helicopter flew for more than 30 min., completing low-speed maneuvers. Six to 10 hypersonic vehicle programs are...

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