In anticipation of the first flights of its supersonic X-59 Quiet SuperSonic Technology (QueSST) X-plane, NASA recently tested a microphone that's 30 miles (48 km) long. Spread out on the Mojave ...
Quiet supersonic jets may one day fly over land to offer faster commercial and passenger flights. Before that can happen, however, the FAA will need to establish new rules regarding these typically ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results