CERN
May 2013
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May 17, 2013signal to background: A banner day at the LHCAn artist honors the people and science of the CMS collaboration.
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May 12, 2013signal to background: The top 40 physics hits of 2012The Higgs boson is a popular subject among the most-cited physics papers of 2012, but a particle simulation manual takes the top spot.
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May 7, 2013breaking: Smallest lab-made drop of liquid might cause strange particle behaviorA new result from the CMS collaboration takes a step toward revealing the origin of the mysterious ‘ridge effect.’
April 2013
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April 30, 2013signal to background: Free from the startSince CERN released the World Wide Web without royalties 20 years ago, the technology has flourished.
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April 30, 2013breaking: Matter, antimatter, we all fall down—right?Scientists perform the first direct investigation into how antimatter interacts with gravity.
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April 24, 2013breaking: Strange beauty particle decays boost matterPhysicists from the LHCb collaboration observe CP violation in the decay of a particle made of beauty and strange quarks.
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April 19, 2013signal to background: Q&A with Fabiola Gianotti, Higgs hunterSymmetry sits down with Fabiola Gianotti, who recently finished an eventful four years as spokesperson for the ATLAS experiment at the Large Hadron Collider.
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April 16, 2013essay: NaturalnessWhen a scientific result fails the test of “naturalness,” it can point to new physics.
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April 16, 2013breaking: LHC passes ‘ping-pong ball’ testPhysicists send an ultra-clean, miniature ping-pong ball through part of the Large Hadron Collider beam pipe to test for hidden defects.
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April 5, 2013signal to background: CERN offers UN advice on bringing women into scienceIn CERN’s first opportunity to engage directly with a UN organization since it gained observer status, grad students suggested ways to improve the situation of women in science.
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April 3, 2013breaking: AMS tiptoes toward answer to dark-matter questionThe first result from the Alpha Magnetic Spectrometer experiment improves on previous measurements, promises precise future results.
March 2013
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March 22, 2013signal to background: Great minds lauded at physics prize ceremonyA crowd full of stars from the field of particle physics—along with one from Hollywood—celebrated recent achievements.
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March 20, 2013signal to background: Research with flair at FameLab 2013Young scientists presented their research in three entertaining minutes at this year’s Swiss semifinal round of Famelab 2013, hosted by CERN.
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March 14, 2013breaking: One step closer to the Higgs bosonIn analyses of a fundamental characteristic of the newly discovered Higgs-like particle—the ways in which it decays—scientists see even more Higgs-like behavior.
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March 12, 2013breaking: LHCb studies particle tipping the matter-antimatter scalesThe LHCb experiment at CERN reports precise new measurements—but leaves open the question of why our matter-dominated universe exists.
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March 6, 2013breaking: Higgs-like particle still looking like the HiggsScientists have started to exclude some of the more exotic scenarios for the Higgs-like boson.
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March 1, 2013breaking: Passing the torch at ATLASUniversity of Birmingham physicist Dave Charlton takes over from Fabiola Gianotti as the new spokesperson of the ATLAS experiment.
February 2013
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February 26, 2013logbook: Higgs-like particleEarly in the summer of 2012, excitement reached a peak as members of the CMS and ATLAS collaborations confirmed among themselves that they would soon announce the discovery of what looked like the Higgs boson.
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February 13, 2013breaking: Achievement unlocked: 100 petabytes of dataExperiments at the Large Hadron Collider reached a milestone in data collection just before the accelerator’s last collisions for the next two years.
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February 4, 2013feature: What’s next for the Large Hadron Collider?Experiments at the Large Hadron Collider made a major discovery, but the world’s highest-energy particle accelerator is just getting started.


