These supersonic flight companies are putting passenger planes that travel faster than the speed of sound back in the sky.
Boeing 2707 supersonic jet vs the Concorde: The evolution (and collapse) of supersonic flight
Private space race goes supersonic
Supersonic transport - Wikipedia
Supersonic Jet Boom Test Flights - What Happened to the Concorde?
Reaction Engines' Mach 5 engine is just the tip of the new aerospace boom
Boom takes steps toward test flight of supersonic aircraft
NASA supersonic airliner dubbed 'Son of Concorde' built and ready to fly by 2022 - Daily Star
United Airlines Wants to Revive Supersonic Travel. But What About Climate Change?
The Competition to Bring Back Supersonic Flight Is Heating Up
Why is it that the Concorde could maintain Mach+ speeds for long periods of time during transoceanic flight, while most fighters can only maintain super sonic flight for short periods of time?
Bring back supersonic passenger planes!!! God I miss this plane… : r/aviation
Supersonic revival: who will be fastest to the finish?, Analysis
Why Boeing's SST 2707 Failed to Win the Supersonic Race: Political Issues, Sonic Boom Effects, and Expensive Materials — Eightify
The audacious plan to bring back supersonic flight — and change air travel forever - Vox