Phys.Org May 07, 2026 • 21:00

Ultrahigh-energy cosmic messengers may carry ultraheavy secrets - Phys.org

By Pennsylvania State University

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 human-made partic…

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Ultrahigh-energy cosmic messengers may carry ultraheavy secrets - Phys.org

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