UV tattoos use a fluorescent dye, which means the tattoo only appears under UV light. There is little evidence on whether UV tattoo ink is safe for human skin. UV tattoos, also known as black light ...

Tattoos are fast becoming more than just a means of self-expression: soon they could be used for more practical applications, like tracking blood alcohol levels or turning the skin into a touchscreen.

UV tattoos are made with dyes that illuminate under an ultraviolet light. Because of the fluorescent ink, they're sometimes referred to as blacklight tattoos. Here's what to know about the tattoo ...

From matching friendship designs to doodles.

What’s cool about black light tattoos is the creative, otherworldly twist they can add to your body: The UV ink can be used to highlight specific parts of a tattoo done with traditional ink or form ...