Music Sean M Carroll on Origin of the Universe & the Arrow of Time by DDF - December 13, 2010 0 Source Tags: arrow of time, Back, Big, Big bang, Big Ideas, Canada, door, dot, education, Elwy, entropy, ideas, multiverse, Paikin, polka, Polkaroo, public, steve, television, TVO, TVOKids, tvontario, yard, Yost