Researchers at Harvard and UC San Diego published a paper online in advance in PNAS this week showing that "maps of friendship networks show clustering of genotypes." Using six available genotypes from the National Longitudinal Study of Adolescent Health, the team mapped genetic similarities among more than 3,000 friend pairs and found that, when controlled for population stratification, "one genotype is positively correlated (homophily) and one genotype is negatively correlated (het

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Robert Redfield is floated as the next director of the US Centers for Disease Control and Prevention, the Washington Post reports.

The New York Times writes that the National Institutes of Health's All of Us Research Program is "ambitious" and that some are concerned it might be overly so.

Representative Lamar Smith's criticism of the National Science Foundation has "changed the nature of the conversation," according to ScienceInsider.

In PLOS this week: non-coding RNA function in yeast, transcriptomic profiles of malaria parasites, and more.