Radiation – the creeping, silent danger – is invisible to the naked eye. So how do you tell how much UV the sun is showering on your delicate dermis? UV detecting beads, that's how. The beads change ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. KANSAS CITY, Mo. — As part of Mad Science ...

Have sensitive skin? Then hook up one of these UV bead cellphone charms to your phone and always be aware of how much UV light you’re getting. The beads start out white, but change as they suck in the ...

LOUISE: Do you want some of this? FRANKIE: Yeah, sure. Apparently it's going to be warm later, but how muchlight does this actually stop though? LOUISE: Ah, well sun cream doesn't actually stop light, ...