Researchers have created a kind of "invisible ink for the biotech age" by spreading bacteria — engineered to glow — in encrypted patterns on paper, reports Wired's Brandon Keim. Tufts University chemist David Walt, who co-developed the system, says this "secret agent" application could be used to send cryptic messages.

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Researchers find that a personalized medicine approach could help people who experience pain while taking statins, New Scientist reports.

US National Science Foundation is continuing its responsible research conduct training policy despite its flaws, ScienceInsider reports.

A CRISPR-themed meeting explored how the tool could and should be used, Wired reports.

In Science this week: database of proteins' effects on cancer, targeted error correction sequencing, and more.