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EntertainmentNASA tested noise reduction technology for civil aircraft
NASA's X-59 passenger supersonic aircraft was designed to fly at 1,700 km / h, nearly 1.4 times the speed of sound.Future supersonic passenger aircraft do not cause explosions
Advances in noise reduction technology can help passenger aircraft super-overcome limitations caused by ultrasonic explosions.
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Why do people who die on Mount Everest have to stay there forever?
Why is hypertension getting younger?
Why do many scientists believe that ants are the most perfectly evolved creatures on Earth?
The reason why seats at many train stations in Japan do not face the tracks
A New Ocean Appears on Earth in an Unbelievable Place
The mystery of the 'Buddha's tears' of the giant Leshan Buddha statue: Scientific phenomenon or legend?
Earth swallows itself and 'chokes' in the Pacific Ocean?
Nano-sized water bubbles filmed forming out of air
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