Thanks to Embry-Riddle Aeronautical University for supporting us on Subbable.com! - prescott.erau.edu A big thanks as well to Subbable supporters The Great Tobini (aka Tobyn Pearson) and Georgi Yanev! You make it possible for us to continue making MinutePhysics Music video - youtu.be/ej2KfuiFJ38 What to do When it's Cold Outside - www.youtube.com/watch?v=j3Gs6tyiNX4 Galaxy simulation by Rob Crain (Leiden) and the Virgo Consortium, visualization by Rob Crain (Leiden) and Jim Geach (Hertfordshire) MinutePhysics is on Google+ - bit.ly/qzEwc6 And facebook - facebook.com/minutephysics And twitter - @minutephysics Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute! Music by Nathaniel Schroeder www.soundcloud.com/drschroeder