How Big is the Universe?

It has NO EDGE. And NO CENTER... or does it?The Scale of the Universe - http://htwins.net/scale2/MinutePhysics 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.