Problems? There are rashes — itchy, sometimes painful and occasionally disfiguring — which can assume fantastical shapes. Ink reactions also include pseudolymphomas — benign swellings around lymph ...

There is an open secret among tattoo artists, dermatologists, and the small group of researchers studying the effects of tattoo ink: Red ink causes the most problems. These problems include ...

BOULDER, Colo. — Mad-scientist kind of moments happen fairly often for nanoengineer Carson Bruns. A few months ago in his lab at the University of Colorado-Boulder, he tested his latest invention on ...

Ink is sometimes made from products that were not manufactured for tattoos. Researchers are raising concerns about the quality of tattoo ink, saying the ink isn't always properly labeled and, in some ...

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John Swierk is an assistant professor of chemistry at Binghamton University, State University of New York. Tattoos are an incredibly common form of permanent self-expression that date back thousands ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...