MRSA

39 tourists swabbed door handles in 136 airports around 59 countries, finding that a deadly bug resistant to antimicrobial drugs and known to exist in India also exists in Paris, where it is rare. Credit: limaoscarjuliet/Flickr, CC BY 2.0

How Researchers Found That Tourists Accidentally Carried a Superbug from India to Paris

Viruses are a bigger part of our lives than we think, having infiltrated the DNA of many creatures during their evolution. Credit: slushpup/Flickr, CC BY 2.0

How Viruses Engineer their Way to Bringing Disease, and Also Life