Some theories of high-energy physics require extra spatial dimensions, beyond the three we know. A radical proposal turns this idea on its head, and suggests that dimensions may disappear at higher energies.
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Lykken, J. Disappearing dimensions. Nature 412, 130–131 (2001). https://doi.org/10.1038/35084306
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DOI: https://doi.org/10.1038/35084306