The University of Cambridge project reveals sky-high homicide rates in medieval London, York and Oxford and shows that male ...

Reducing the copies of one gene in the bubonic plague bacterium, Yersinia pestis, made it less deadly but potentially more ...

Researchers discovered that the absence of one critical gene made the plague less virulent, and may have allowed two major ...

A change to a single gene in the bacterium Yersinia pestis has enabled one of the world’s most notorious pathogens to survive ...

A small genetic change makes the bacterium that caused the plague less fatal but possibly more transmissible, allowing for ...