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Magnetic dynamo active in the young Universe

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Recent detection of polarized thermal emission from dust grains in a high-redshift, rapidly star-forming galaxy can give us an insight into the formation and evolution of magnetic fields in large-scale structures of the early Universe.

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Fig. 1: The magnetic-field orientation of the gravitationally lensed galaxy 9io9 at redshift 2.6.

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Correspondence to Rainer Beck.

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Beck, R. Magnetic dynamo active in the young Universe. Nat Astron 7, 1154–1155 (2023). https://doi.org/10.1038/s41550-023-02072-z

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