What is a sport? Do arbitrary and technophobic rules matter?Help share science with the world and translate MinutePhysics into other languages! http://translate.minutephysics.comAlso, explore a map of the big bang! http://www.bigbangregistry.comMinutePhysics is on Google+ - http://bit.ly/qzEwc6 And facebook - http://facebook.com/minutephysicsAnd twitter - @minutephysicsMinute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute!Music by Nathaniel Schroeder - http://www.soundcloud.com/drschroederThanks to Nima Doroud for contributions and to Perimeter Institute for support.http://www.perimeterinstitute.ca

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