in air at 20°C (68°F). As an aircraft nears the speed of sound, air pressure builds up, intensifying sound waves and creating a “sonic boom”—a loud, sudden noise caused by shock waves ...

In the early 1970s, sonic boom concerns led the United States government to ban supersonic passenger flight over land in the US. This hurt the Concorde’s potential market, hence its only two ...

The test flight took place in the same Mojave Desert area in California where Charles "Chuck" Yeager first broke the sound ...

It was a step toward reviving supersonic commercial travel, which has been on hiatus since the Concorde jet was grounded more than two decades ago. Boom Supersonic has contracts with at least two ...