Have you ever broken the sound barrier? It’s easier than you think. You just need a good bullwhip,
which converts arm movement into supersonic speed and triggers a sonic boom
called a whip crack.
Thanks go to William Gurstelle for the original article in Make Volume 9.
To download The Bullwhip MP4 click here or subscribe in iTunes.

Check out the complete Bullwhip article MAKE 09 “The Bullwhip”
and you can see that in our digital edition.


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