This Week in PNAS

In the early, online edition of Proceedings of the National Academy of Sciences, researchers from Canada and French Polynesia outline efforts to profile epigenetic differences in Coho salmon (Oncorhynchus kisutch) reared in hatcheries relative to wild salmon. The team reasoned that methylation changes might be one reason that hatchery-reared Pacific salmon tend to fare worse fitness-wise than wild salmon stocks.

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Lawmakers have asked four direct-to-consumer genetic testing companies to explain their privacy policies and security measures, according to Stat News.

The Trump Administration has proposed a plan to reorganize the federal government, the Washington Post reports.

In Science this week: genetic overlap among many psychiatric disorders, and more.

The Economist writes that an increasing number of scientific journals don't do peer review.