The Google Doodle today features Nettie Stevens for what would've been her 155th birthday. As Vox writes, Stevens uncovered the connection between the Y chromosome and maleness by studying mealworms. "Thanks to Stevens's work — and the work that built upon it — we now know that sex is hereditary, and that dads' sperm in particular determine the sex of offspring," it adds.

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The Jackson Laboratory has filed a complaint accusing Nanjing University of breeding and re-selling its mouse models, the Hartford Courant reports.

Oxford researchers are turning to virtual reality to visualize genes and regulatory elements, Phys.org says.

In Science this week: neutrophils rely on microRNA to protect against lung inflammation, and more.

China is moving forward with plans to sequence a million citizens, the Wall Street Journal reports.