The ‘Oh my God’ particles
Every so often a particle from space hit’s Earth’s atmosphere with an energy exceeding anything that a manmade accelerator can achieve. Where do these particles come from? And how do they get to be so energetic? These are two of the oldest unsolved questions in astronomy – but the new generation of cosmic ray detectors promises to provide the answers.
KeywordsDark Matter Active Galactic Nucleus Radio Telescope Active Galaxy Cerenkov Radiation
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