Gravity Visualized

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Dan  Burns explains his space-time warping demo at a PTSOS workshop at Los  Gatos High School, on March 10, 2012. Thanks to Shannon Range from the  Gravity Probe B program for creating the original demonstration which he  shared with Dan in 2004.
Information on how to make your own Spacetime Simulator can be found here:
http://prettygoodphysics.wikispaces.c...