Evolution of a Killer

A new study in mBio, a journal published by the American Society for Microbiology, describes the origins of methicillin-resistant Staphylococcus aureus, reports Popular Science's Rebecca Boyle. It started as a bug in humans, but not as a drug-resistant superbug, Boyle says. That came later, when the bug made the jump to pigs.

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Gene drives might run into biological resistance, the Economist reports.

Forensic experts exhumed painter Salvador Dalí's body to collect DNA for a paternity test, CBS News reports.

Yale Environment 360 writes that synthetic and conservation biologists aren't always on the same wavelength, but they are trying to reach an understanding.

In Science this week: full CRISPR locus integration complex structure, and more.