Updating a 150-year-old German photography technique, NASA and the U.S. Air Force released what’s called a “schlieren” image of the shock wave from a supersonic aircraft. via NASA http://www.nasa.gov/image-feature/stark-beauty-of-supersonic-shock-waves

Stark Beauty of Supersonic Shock Waves

Updating a 150-year-old German photography technique, NASA and the U.S. Air Force released what’s called a “schlieren” image of the shock wave from a supersonic aircraft. via NASA http://www.nasa.gov/image-feature/stark-beauty-of-supersonic-shock-waves

roygbiv1949

Little known jack of all trades.

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