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A Singular Conundrum: How Odd Is Our Universe?

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Science  28 Sep 2007:
Vol. 317, Issue 5846, pp. 1848-1850
DOI: 10.1126/science.317.5846.1848

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Summary

Subtleties in the big bang afterglow could hint that the universe is arranged around an "axis of evil." Or they may be the products of random chance. With only one universe to study, researchers may be hard pressed to say one way or the other.