Most of the world indulged in full-on "Higgs-teria" yesterday, as Cern announced that they had found a particle that bears all the hallmarks of the Higgs boson.
However, there's one man who won't be quite so pleased. Professor Stephen Hawking has lost a 48-year-old bet with Gordon Kane of Michigan University over whether the Higgs boson exists, and is now $100 out of pocket. Watch him explain here:
It's his smile at the end that really does it.