This Week in Nature

In this week's Nature, bioethicist Nita Farahany and geneticist Robert Green argue that there is no evidence that consumer genetic testing causes distress, making the US Food and Drug Administration's recent order that direct-to-consumer testing firm 23andMe stop marketing its personal genomics services unwarranted.

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In PNAS this week: genomic study of group B Streptococcus evolution, selection on the X chromosome in great apes, and more.

Changing the fat and fiber content of people's diets affects their gut microbiome, metabolome, and colon cancer risk, researchers say.

Broken links are found throughout academic publications, and some services are trying to combat such link decay.

Nick Stockton at Wired says that a pause in studying genome-editing tools should be used to find a path forward.