When legendary pilot Chuck Yeager broke the sound barrier and flew the Bell X-1 past Mach 1 in 1947, it was the greatest aviation milestone ever achieved at that time. These days, however, reaching ...

North American test pilot George Welch went supersonic in one of the three XP-86s his company built. But when? If you think Chuck Yeager, flying the Bell XS-1 on October 14, 1947, was the first pilot ...

In order to push flight technology beyond the supersonic regime, fundamental research on viscous hypersonic flow will be essential. It is widely recognized that this research must have both a strong ...