dirtier

Suitcases are one of the dirtiest travel items, and the wheels are the worst offender. The study swabbed both hard-…

Astronauts often experience immune dysfunction, skin rashes, and other inflammatory conditions while traveling in space. A new study publishing February…

Far away from Earth, there’s an entire intriguing world of microbes to explore. Aboard the International Space Station (ISS), quasi-extraterrestrial…