Investors have taken an interest in Boom Supersonic, which aspires to return supersonic flight as an option to air travelers.

Sonic booms proved to be a bust for commercial supersonic aircraft, which were banned from flying over the continental United States in 1973. But NASA’s newest X-plane, the X-59 QueSST ...

“You don’t hear a sonic boom from the cockpit because you are leaving the shock waves behind you. You can only feel that she is happy flying at supersonic speed.” Brandenburg is the chief ...