News of the WeekParticle Physics

Neutrinos Are All Flip-Floppers, Japanese Study Shows

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Science  26 Nov 2004:
Vol. 306, Issue 5701, pp. 1458
DOI: 10.1126/science.306.5701.1458b

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Physicists in Japan and the United States have shown that electron antineutrinos produced by nuclear reactors change type as they travel through Earth, just as neutrinos from the sun and the atmosphere do.