NASA, sound barrier and schlieren photography

Boom Supersonic test pilot uses precise maneuvering to help NASA snap a photo of the firm’s civil supersonic jet in flight.
During each liftoff and landing, several factors are in play affecting the intensity and duration of each sonic boom.
Prior to 2003 a transatlantic trip from new york to london could be done in as little as 3 hours, compaired to today's fight ...
When planes exceed Mach 1 (the speed of sound, or about 767 miles per hour—1,234 kilometers/hour for those using the metric ...
Supersonic passenger jet startup says quiet supersonic flight within reach, which would be a major breakthrough for the Denver startup that will build its jets in Greensboro. The lack of a sonic ...