Dozens of companies and researchers are focusing on developing products aimed at altering the human microbiome, New Scientist writes. The Janssen Human Microbiome Institute's Dirk Gevers tells it that there's more than a billion dollars invested in the field.

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The apple has traveled westward and eastward along the Silk Road, according to a new genetic analysis.

In Nature this week: GWAS data used to reposition drugs for psychiatric use, and more.

Genetic disease risk information doesn't always spur people to make healthy lifestyle changes, according to the Associated Press.

A University of California, San Diego-led team has used liquid biopsies to uncover possible treatments for patients with cancers of unknown primary.