19 hours ago
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Tiny particles from space are passing through Earth all the time, even though we cannot see, hear, feel, taste, or smell them.
Many of these particles are linked to cosmic rays, extremely energetic particles that can come from exploding stars and other violent events far beyond our solar system. When cosmic rays strike atoms high in Earth's atmosphere, they create showers of secondary particles. Among them are muons, which can travel through the atmosphere and...
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