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Astroparticle physics

Astroparticle physics

Cosmic-ray showers create more muons than expected

03 Nov 2016 Hamish Johnston
Photograph of a Cherenkov detector that is part of the Pierre Auger Observatory
Muons galore: why is Pierre Auger seeing more muons than expected? (Courtesy: Pierre Auger Observatory)
Significantly more muons appear to be created in cosmic-ray showers than are predicted by models bas

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Hamish Johnston is an online editor of Physics World
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