Researchers from Harvard Medical School and the Technion-Israel Institute of Technology have created a terrifying visualization showing how quickly bacteria can mutate to become resistant to antibiotics.

A new bacteria discovered in an American patient is alarming researchers and prompting a medical journal to declare "the emergence of a truly pan-drug resistant bacteria."

A new gene that makes bacteria highly resistant to last-resort antibiotics has been discovered in Canada. The superbug gene has been called "alarming".