Hunt for cosmic ray source falls short | Science News



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Hunt for cosmic ray source falls short

Experiment’s dearth of neutrinos may burst gamma-ray bubble

3:52pm, April 18, 2012

Instead of clearing up a half-century-old mystery, scientists have tossed a bit of mud into an already murky pool of suspects behind high-energy cosmic rays. New results from the IceCube Collaboration now cast doubt on gamma-ray bursts as ready producers of these enigmatic particles that strike the Earth with energies exceeding 10 billion-billion electron volts.

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