You know that deadly viruses can wreak havoc on humans and animals—but did you know that some viruses can actually infect other...viruses? Join Hank Green for a new episode of SciShow and learn all ...

Most germs in public toilets spread through hands and air rather than toilet seats, making hygiene far more important than avoiding sitting.

Using a laboratory model of the human nose, scientists have investigated why the severity of common-cold infections varies so ...

At least six British tourists have died after contracting a killer stomach bug in Cape Verde. An outbreak of a highly contagious bacterial infection called shigella has hit thousands of tourists in ...

There are steps people can take to protect themselves. Researchers discover invisible hazard lurking on seemingly harmless ...