‘Son of Concorde’ jet that could fly from UK to NYC in 4hrs hits milestone with supersonic flight without sonic boom

NASA'S "Son of Concorde" jet that could fly from the UK to New York in four hours has smashed through the sound barrier without triggering the usual sonic boom. The experimental X-59 aircraft, built by NASA with Lockheed Martin, has finally hit supersonic speed as part of its mission to revive ultra-fast passenger flights. Earlier...