SSSHHH! by NASA supersonic jet #technology #travel - rebootme
NASA have been developing a new super quiet, supersonic jet. The X-59 is 25 dBa quieter that all of its predecessors, generating 65dBa when flying at high-speed. The X-59 compares to the supersonic Concorde’s noise output of 90 dBa. The significance of this noise reduction is that the X-59 would be able to fly anywhere