See all our multiverse videos: http://bit.ly/MultiverseVids
Dr Tony Padilla here discusses Max Tegmark's four classes of Multiverse.
Coin randomness (Numberphile): http://youtu.be/AYnJv68T3MM
Ed playing with snow at CERN: http://youtu.be/MADzbn_EDdo
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This project features scientists from The University of Nottingham
http://bit.ly/NottsPhysics
Sixty Symbols videos by Brady Haran