Statistical significance — getting to that p value cutoff of 0.05 — may not be all it is cracked up to be. In the Proceedings of the National Academy of Sciences this week, Texas A&M University's Valen Johnson examines how classical statistical testing matches up to Bayesian evidence thresholds.

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The World Health Organization calls for the public release of clinical trial results within a year of the completion of data collection.

In Science this week: measles virus nucleocapsid structure, and more.

African and US health officials work to establish an Africa-wide Centres for Disease Control and Prevention.

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