Thanks to Embry-Riddle Aeronautical University for supporting us on Subbable.com! - http://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 - https://www.youtube.com/watch?v=ej2KfuiFJ38 What to do When it's Cold Outside - https://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+ - http://bit.ly/qzEwc6 And facebook - http://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 http://www.soundcloud.com/drschroeder Created by Henry Reich Created by Henry Reich