Civilian supersonic aircraft may soon return for the first time since Concorde was retired in 2003. Several companies are working on designs, and NASA is investing millions of dollars to develop technology to eliminate the problematic sonic booms these aircraft generate. However, it is unclear whether there is a market for this type of flight, especially given its large carbon footprint.
When an aircraft exceeds the speed of sound, it generates a shock wave. The speed of sound is approximately…
Source: www.newscientist.com