A person applying the color-changing tattoo, and a color chart for the medical-alerting tattoo. Ali Yetisen et al. Soon, tattoos won’t just show how cool you are — they’ll also show how healthy you ...

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.

I once saw a watercolor tattoo IRL and bet my friend five bucks that it was actually a temporary design. Like, it really, truly looked as though it were painted with actual paint brushes, with ...

If you've been dreaming about getting a tattoo, but are worried about the process or hesitant to commit, then a simple tattoo idea may be the best choice for you. By going for a quick and easy design ...

I'm a tattoo artist that specializes in black-and-gray and color-realism designs. Don't expect the color to look exactly the same as in the reference photo, especially when healed. Consider getting ...