On February 10, in the skies above the Mojave Desert, the Boom Supersonic XB-1 test jet roared past Mach 1, tearing through ...

Schlieren imaging is a technique for viewing the density of transparent fluids using a camera and some clever optical setups. Density of a fluid like air might change based on the composition of ...

To capture the iconic moment, the teams used Schlieren photography — a method that allowed visualization of shock waves that occurred when the XB-1 was flying at supersonic speed. Additionally, ...