Unlike civil aviation, where aircraft fly relatively steadily and generate lift at low angles of attack, military aircraft are often required to perform extreme manoeuvres. These manoeuvres can push ...

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 ...

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 ...

“Mach 1”: The term refers to the speed of sound, which is not a fixed number but varies based on the temperature of the surrounding gas. Named for Austrian physicist Ernst Mach, the term is a little ...