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Background comes to the fore

The cosmic microwave background radiation is a unique source of information about the early Universe. The detection of its polarization could lead to confirmation of an inflationary phase soon after the Big Bang.

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Figure 1: Polarization at the pole.

ERIC LEITCH (bottom)


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Correspondence to Matias Zaldarriaga.

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Zaldarriaga, M. Background comes to the fore. Nature 420, 747–748 (2002).

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