News tagged with standard model

The Higgs boson: One year on

A year ago today, physicists from the ATLAS and CMS experiments at CERN proudly announced the discovery of a new boson looking very much like the Higgs boson.

Jul 05, 2013
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Putting quarks on a virtual scale

For the last several years, much of the attention in particle physics has focused on the Higgs Boson, so one could be forgiven thinking that the rest of the subatomic particle world has been figured out. ...

Jan 20, 2014
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Firing up the proton smasher

The Large Hadron Collider is being brought back to life, ready for Run II of the "world's greatest physics experiment". Cambridge physicists are among the army who keep it alive.

Feb 17, 2015
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No evidence of the double nature of neutrinos

After two years of searching for a special radioactive decay that would provide an indication of new physics beyond the standard model, an experiment deep under ground near Carlsbad has so far found no evidence ...

Jun 04, 2014
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Explainer: What are fundamental particles?

It is often claimed that the Ancient Greeks were the first to identify objects that have no size, yet are able to build up the world around us through their interactions. And as we are able to observe th ...

Mar 20, 2015
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The debut of the antihydrogen beam

The standard model of particle physics suggests that matter and antimatter are equal and opposite in every way. Yet the observable Universe is made almost entirely of matter—an asymmetry that remains one ...

Mar 07, 2014
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