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Cosmic rays may be the elusive spark for lightning here on EarthWe still don't fully understand what triggers lightning. A new study suggests that showers of cosmic rays may be the missing ...
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The Most Extreme Cosmic Rays Ever Detected May Be Coming from Right Next Door—Not Deep SpaceCosmic rays are high-energy charged particles ... they would gradually slow down due to interactions with cosmic microwave background radiation and galactic magnetic fields.
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