PerspectiveAstronomy

Is the Mystery of Cosmic Magnetic Fields Solved?

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Science  10 Feb 2006:
Vol. 311, Issue 5762, pp. 787-788
DOI: 10.1126/science.1122395

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Summary

The origin of the magnetic fields seen throughout the cosmos has been puzzling. New calculations show that the density fluctuations in the early universe can produce fields of the right amplitude.