News of the WeekHigh-Energy Physics

Muon Experiment Challenges Reigning Model of Particles

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Science  09 Feb 2001:
Vol. 291, Issue 5506, pp. 958
DOI: 10.1126/science.291.5506.958

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As Science went to press, physicists were preparing to present results of a long-awaited experiment--results that contradict what the Standard Model of particle physics predicts. Barring a statistical fluke or undetected systematic error--both real possibilities--the observations appear to mark the best evidence yet that the Standard Model is just a province of a larger, shadowy realm: supersymmetry.