Watch Wheezy Waiter's VIDEO: http://www.youtube.com/watch?v=ymuTS7PgSeo Watch Strawburry17's VIDEO: http://www.youtube.com/watch?v=tiolnaiEym8 How to help: http://www.Water.Org/vsauce Clean Water Facts: http://water.org/water-crisis/water-facts/water/ Mpemba Effect: http://www.lsbu.ac.uk/water/explan.html#mpemba Mpemba Wikipedia: http://en.wikipedia.org/wiki/Mpemba_effect Water percentage data: http://www.madsci.org/posts/archives/2000-05/958588306.An.r.html Because warm water has less gas in it, it also makes CLEARER ice cubes: http://chemistry.about.com/b/2008/05/30/make-clear-ice-cubes.htm