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Broad-brush cosmos

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An innovative way of mapping the large-scale structure in the Universe sidesteps the need to observe millions of galaxies individually. The approach holds promise for both astrophysical and cosmological studies.

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Figure 1: Cosmic surveys and pointillism.

E. LESSING/AKG-IMAGES

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Carilli, C. Broad-brush cosmos. Nature 466, 444–445 (2010). https://doi.org/10.1038/466444a

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