These bacteria don’t eat food or breathe air like we do. All they need is to complete a circuit; that’s enough for them to ...
In a striking real-world experiment, flu patients spent days indoors with healthy volunteers, but the virus never spread.
The virus is storming the country, a reminder of how terrible its toll can be.
When a stomach bug hits your household, it is tempting to grab a pack of wipes, swipe every surface in sight, and hope you ...