UV light is one of the most effective methods of sanitation. Here's how UV rays work and evidence that at-home UV ...

Clean water is essential - and in this video, I install a UV light water filtration system to make my home’s water safer. Step by step, I show how the system works, how to set it up, and why it’s ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I know this might sound crazy coming from a beauty writer, but I truly dread going to the nail salon.

Scientists have shown that far-UVC lights, which are already commercially available, can rapidly break down common airborne ...

There’s no denying, natural light streaming in through your windows can do wonders for well-being. Its myriad merits include instant mood boosting, regulating the body’s day-to-night rhythm and ...

Ask any scientist that has worked with cell cultures in a lab: Contamination is high on their list of fears. Even one stray bacterium or fungal spore can spoil an entire experiment. Now imagine ...