What Supersonic Looks Like Posted: 5 months ago by Bingo
A widely circulated photograph shows an Air Force Raptor 22 jet breaking the fabled sound barrier while performing aerial maneuvers in the Gulf of Alaska.
The phenomenon is not well studied. Scientists refer to it as a vapor cone, shock collar, or shock egg, and it's thought to be created by what's called a Prandtl-Glauert singularity.
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