Researchers have teased out ancient DNA from the animal skin-based parchment on which medieval scribes wrote records, New Scientist reports.

"We realized all these dead cows have a date written on them," Matthew Collins from the University of Copenhagen tells New Scientist. "We thought, 'This is crazy, why aren't we exploiting this?'"

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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, 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.