Tattoos have become a popular way for people to express themselves, but new research is raising concerns about the safety of tattoo ink. Scientists have found evidence suggesting that certain ...

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 ...

Today’s youth are more colorful than their parents, at least when it comes to permanent body art. Once considered taboo in mainstream cultures in the US and Europe, tattoos are more accepted socially ...