Excessive-Vitality Cosmic Ray Sources Get Mapped Out for the First Time

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Starburst galaxies, lively galactic nuclei, and tidal disruption occasions (from left) have emerged as high candidates for the dominant supply of ultrahigh-energy cosmic rays.{Photograph}: Daniel Chang/Quanta JournalThey twist and activate their method to Earth, which has made it almost unimaginable to determine the colossal monsters that create them. Within the Nineteen Thirties, the French physicist …
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