The Second Most Powerful Cosmic Ray in History Came from–Nowhere? – Canada Boosts
Stellar flares and supernovae, gamma-ray bursts and large impacts—the universe has no scarcity of the way to wallop our planet. Among the many strangest and most mysterious are ultrahigh-energy cosmic rays (UHECRs), weighty however wee particles from components unknown that often slam into our planet at near the pace of sunshine. Every UHECR often arrives…