The enigmatic origins of high energy cosmic rays

Expansion of Telescope Array in Utah’s West Desert will yield more clues about these mysterious particles that carry far more energy than an Earth-bound accelerator can deliver.

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Telescope Array detects second highest-energy cosmic ray ever

Second only to the Oh-My-God particle, the newly dubbed Amaterasu particle deepens the mystery of the origin, propagation and particle physics of rare, ultra-high-energy cosmic rays.

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