Brainy Quote of the Day

Saturday, January 7, 2012

Raison D'etre...

New Scientist

As the leading theory for how particles and forces interact, the standard model has been spectacularly successful since it was proposed in the 1960s. But it works only on the assumption that the Higgs boson actually exists. The particle is the calling card of an unseen entity called the Higgs field, which is thought to give all particles their mass. The trouble is the standard model cannot predict what the Higgs itself weighs.

So physicists have been hunting for the simplest version of the Higgs at various particle colliders for years. Experiments have steadily ruled it out at a range of masses, except for a narrow window between 115 and 141 GeV.

New Scientist: LHC sees hint of lightweight Higgs boson

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