Brian Cox ruffled a few feathers with a TV lecture which touched upon the Pauli Exclusion Principle. Two of our Sixty Symbols regulars - Ed Copeland and Tony Padilla - try to explain what it was all about. Here's the section in question: http://www.youtube.com/watch?v=Mn4I-f34cTI 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 Sixty Symbols videos by Brady Haran