Sixty Symbols

Negative Temperatures are HOT - Sixty Symbols (2013x8)

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Temperatures below absolute zero are HOTTER than those above, explains Professor Philip Moriarty. More Daisy pics: http://periodicvideos.tumblr.com/post/45179614982/professor-moriartys-dog-daisy-stars-in-the Visit our website at http://www.sixtysymbols.com/ We're on Facebook at http://www.facebook.com/sixtysymbols And Twitter at http://twitter.com/#!/periodicvideos This project features scientists from The University of Nottingham http://www.nottingham.ac.uk/physics/index.aspx Sixty Symbols videos by Brady Haran A run-down of Brady's channels: http://periodicvideos.blogspot.co.uk/2012/06/here-are-my-channels.html