Hosted on MSN1mon
China unveils futuristic supersonic drone with aim to carry passengers twice speed of ConcordeThey aim to use cutting-edge technology to get the drone to reach an incredible top speed of Mach 4, twice the speed of sound, while cruising at an altitude of 12.4 miles above sea level.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback