News of the WeekHigh-Energy Physics

Neutrino Census Nails Chameleon Particles

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Science  26 Apr 2002:
Vol. 296, Issue 5568, pp. 632-633
DOI: 10.1126/science.296.5568.632b

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ALBUQUERQUE, NEW MEXICO-- At a meeting here this weekend, physicists from the Sudbury Neutrino Observatory in Ontario, Canada, released much-anticipated measurements of the flow of neutrinos from the sun and other sources. The results put the final nail in the coffin of the decades-old solar neutrino paradox and eliminate a once-favored assumption about a key property of the particles.