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How Fast Is Mach 1? (And Can You Actually Feel It?)

When legendary pilot Chuck Yeager broke the sound barrier and flew the Bell X-1 past Mach 1 in 1947, it was the greatest aviation milestone ever achieved at that time. These days, however, reaching ...
Newsweek

What Is the Boom XB-1? Civil Jet Makes History by Breaking Sound Barrier

During the XB-1's historic flight on Tuesday—its 12th test flight overall—the aircraft stayed supersonic for around four minutes before breaking the sound barrier two more times during the same outing ...
CNN

Boom: America’s answer to Concorde completes its first supersonic flight

Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get news about destinations, plus the latest in aviation, food and drink, and where to stay. The ...
Flightglobal

No barriers: Could Mach cut-off silence the supersonic boom?

Revival of supersonic air travel is a subject which has largely been relegated to ‘silly season’ status in the two decades since withdrawal of the BAC-Aerospatiale Concorde fleet. While no supersonic ...
IFLScience

NASA Image Shows XB-1 Jet Break The Sound Barrier Without Producing Audible Sonic Boom

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...