It's not just New York rats that keep to their uptown and downtown stomping grounds, the Washington Post reports. Researchers have now also examined the genetic makeup of rats in New Orleans, Vancouver, and Salvador in Brazil to find clusters of rats in those cities as well.
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Wired reports on how genetic genealogy's use in forensics has exploded in the year since an arrest in the Golden State Killer case was made.
Retraction Watch reports that the increase in retracted papers at a journal is due to more resources there to tackle publication ethics.
New York City has settled with a forensic scientist who was fired after questioning a DNA testing approach used by the medical examiner's office, the New York Times reports.
In Nature this week: technique for measuring replication fork movement, WINTHER trial results, and more.