'Urban canyons' prolong sonic booms in cities

Twenty years after the retirement of the Concorde, several industrial and research projects want to make supersonic flight a reality again. However, supersonic planes produce sonic booms loud enough to warrant noise concerns ...

Image: NASA's Low-boom Flight Demonstration mission

Aeronautical innovations are part of a government-industry partnership to collect data that could make supersonic flight over land possible, dramatically reducing travel time in the United States or anywhere in the world.

Image: Researching supersonic flight

This image of the horizon was seen from the cockpit of NASA Armstrong Flight Research Center's F/A-18 research aircraft during a flight in support of the Quiet Supersonic Flights 2018 research series, or QSF18. NASA test ...

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