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Evidence Found for a New Fundamental Particle

Reprinted with permission from Quanta Magazine’s Abstractions blog.

An experiment at the Fermi National Accelerator Laboratory near Chicago has detected far more electron neutrinos than predicted—a possible harbinger of a revolutionary new elementary particle called the sterile neutrino.Photograph of nside the MiniBooNE tank, photodetectors capture the light created when a neutrino interacts with an atomic nucleus, by Reidar Hahn / Fermilab

hysicists are both thrilled and baffled by a  from a neutrino experiment at Fermi National Accelerator Laboratory near Chicago. The  experiment has detected far more neutrinos of a particular type than expected, a finding that is most easily explained by the existence of a new elementary

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