Tattoos, toxins and the immune system—what you need to know before you get inked

From minimalist wrist designs to full sleeves, body art has become so common that it barely raises an eyebrow. But while the ...
Popular Science

Where does tattoo ink go in your body? There’s one particular spot.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Tattoos are no longer taboo. One in every three Americans now has at ...