New plane designs would limit the noise created by supersonic booms, pointing toward a new era of supersonic flight.

Flying faster than the speed of sound still sounds futuristic for regular people, more than 15 years after the last commercial supersonic flights ended. The planes that made those journeys, the 14 aircraft collectively known as the Concorde, flew from 1976 to 2003. It traveled three times faster than regular passenger aircraft, but the airlines that flew it couldn’t make...

Continue Reading Supersonic travel is on the verge of a comeback—here’s why