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Special treatment

The detection of cosmic rays with unexpectedly high energies has prompted a rethink of Einstein's theory of special relativity. A new formulation, called 'doubly special relativity', might be the answer.

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Figure 1: Cosmic-ray shower.


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Correspondence to Giovanni Amelino-Camelia.

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Amelino-Camelia, G. Special treatment. Nature 418, 34–35 (2002).

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