The experimental Mk-II Aurora broke that silence on November ... which aims to produce a quieter sonic boom. These efforts reflect growing interest in commercializing supersonic technology ...
Boom hopes its breakthrough will allow supersonic flights over land, making US coast-to-coast flights 90 minutes faster.
The MK-11 Aurora from Dawn Aerospace topped supersonic ... But technological advancements appear to be wiping out the dreaded sonic boom. "XB-1’s first sonic boom at Mach 1.1 probably won ...