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The X-59 experimental aircraft breaks the sound barrier without supersonic boom

An aircraft capable of breaking the sound barrier without producing an ear-shattering bang: that is the feat achieved by NASA ...
Smithsonian Magazine

In a First, NASA’s Experimental X-59 Plane Flew Faster Than the Speed of Sound, Setting the Stage for ‘Quiet’ Supersonic Aircraft

The United States banned supersonic flights over its land in 1973 due to their ear-splitting sonic booms. Experts are building a plane that should travel at those speeds but create only gentle thumps ...

NASA’s New Supersonic Jet Just Broke the Sound Barrier Twice on Test Flights

NASA's X-59 aircraft broke the sound barrier twice during two separate test flights in June, reaching a top speed of Mach 1.4 ...

Watch NASA’s Quiet Supersonic Jet Break the Sound Barrier for the First Time

NASA’s X-59 aircraft has finally flown faster than the speed of sound, bringing us one step closer to supersonic flight ...
CNN

Transatlantic airplanes are flying at the ‘speed of sound’ right now. Here’s why

Editor’s Note: Sign up for Unlocking the World, CNN Travel’s weekly newsletter. Get the latest news in aviation, food and drink, where to stay and other travel developments. Savior of many a cramped ...