Smash!: Exploring the Mysteries of the Universe with the Large Hadron Collider - page 5

Don’t worry.
they can’t hurt you.
Mostly, they just pass
right through you.
in fact,
you’re being
bombarded by
50 trillion
neutrinos from
the sun every
second!
Gah!
they decay into
other particles in a
fraction of a
second.
Yow!
The
other three
leptons are called
neutrinos--
They have
no charge and very
little mass.
the
electron
neutrino . . .
the muon
neutrino . . .
. . . and. . .
the tau
neutrino.
AND
there are LOTS
of them!
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