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Ultrahigh-energy cosmic messengers may carry ultraheavy secrets
May 07, 2026
UNIVERSITY PARK, Pennsylvania, May 7 -- Pennsylvania State University posted the following news:

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Ultrahigh-energy cosmic messengers may carry ultraheavy secrets

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UNIVERSITY PARK, Pa. -There may be an ultraheavy explanation for the mystery surrounding the origins of the highest-energy particles ever observed.

Ultrahigh-energy cosmic rays are particles from space that strike Earth with energies far beyond those reachable by h . . .

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