Boom Supersonic
Twenty years ago, when Concorde was retired, the world became a bigger place. Concorde and the less successful Soviet Tupolev Tu-144, which was retired much earlier, were the world’s only supersonic airliners. With the industry focussed on developing more fuel efficient and environmentally friendly aircraft, a return to supersonic air travel seemed unlikely. However, what if an efficient, environmentally friendly, supersonic aircraft could be built?