Guest narrator Sean Carroll of Caltech describes dark energy and the acceleration of the universe, the discovery of which was awarded the 2011 Nobel Prize in Physics on October 4th.
Tweet it – http://bit.ly/oCD2jo
Facebook it – http://on.fb.me/oagPm3
minutephysics is now on Google+ – http://bit.ly/qzEwc6
And facebook – http://facebook.com/minutephysics
Minute Physics provides an energetic and entertaining view of old and new problems in physics — all in a minute!
Music by Nathaniel Schroeder
youtube: http://bit.ly/pakJLE
myspace: http://mysp.ac/qtmZQj
Portuguese translation by Igor Zolnerkevic Created by Henry Reich