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Simultaneity Video
Oct 5, 2007

The very notion of "now" is relative. For more information, see the World Year of Physics 2005 feature....

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Time Dilation Video
Oct 4, 2007

Is time different to observers moving at different speeds? For more information, see the World Year of Physics 2005...

Time Dilation - An Experiment With Mu-Mesons
Sep 14, 2007

TIME DILATION: an experiment with mu-mesons This classic film documents an experiment done in 1963 the results of...