People have been getting tattoos for a really, really long time. An ancient tattoo needle unearthed in Utah is about 2,000 years old, making it the oldest tattoo needle ever found by at least 1,000 ...

A few years ago, a team of European researchers discovered nanoparticles from tattoo pigments seem to be able to travel from a tattoo site into a body’s lymph nodes. A new follow-up study has now ...

3.92 inches long, 0.16 inches wide at the widest point For thousands of years and across much of the world, tattoos have been markers of identity used, for example, to make statements about gender, ...

Tattoo pain is one of the most searched questions online, and for good reason.