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what is a neutrino
Kirkby school, england
Neutrinos include several related types of particles which have very
low rest masses, no electrical charges, and spin of 1/2. Some neutrinos
are produced in the nuclear reactions in the Sun. They interact very
weakly with matter, so most neutrinos hitting the earth go right
through without doing anything.
There have been many interesting developments in neutrino physics
over the last few decades, which we could try to describe if you want
(republished on 07/20/06)
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