This Week in PNAS

Along with economic hardships, a new study suggests the recent recession brought a rise in harsh parenting by mothers — particularly by those experiencing sharp macroeconomic shifts who also carried a specific version of the gene DRD2.

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Researchers have treated an X-linked genetic disease affecting three babies in utero, Stat News reports.

The Associated Press reports that the US Centers for Disease Control and Prevention is beefing up sequencing as a tool to investigate foodborne illnesses.

Researchers have sequenced samples from ancient toilets to study past eating habits and health, NPR reports.

In Nature this week: ash dieback disease fungal genome, and more.