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NASA's 'Son of Concorde' breaks the sound barrier: $247 million supersonic jet hits 713mph

NASA's 'Son of Concorde' supersonic aircraft has broken the sound barrier for the first time, paving the way for ultra-fast ...
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NASA tests confirm next-generation Mars rotors can safely break the sound barrier

NASA’s Jet Propulsion Laboratory (JPL) has successfully tested new rotor blades that surpassed the sound barrier in simulated Martian conditions. These tests, conducted in a specialized vacuum chamber ...