National Interest on MSN23h
The Bell X-1 Jet Had Exactly One Defining Feature
It wouldn’t be until the advent of the jet and rocket engines in the 1940s that plausible attempts at breaking the sound ...
Boom XB-1 Shatters The Sound Barrier, Reviving Civilian Supersonic Flight Hopes
Ever since the Concorde stopped flying, aviation buffs have dreamed of a civilian supersonic plane. Now there's been a ...