What’s in tattoo ink? My team’s chemical analysis found ingredients that aren’t on the label and could cause allergies

Some tattoo inks contain unlabeled materials that can cause allergic reactions.

John Swierk, Assistant Professor, Chemistry, Binghamton University, State University of New York • conversation
March 22, 2024 • ~7 min

From the Manchester bee to the Pompey dot: the psychology of regional tattoos

Throughout their history, tattoos have helped bind together out-groups.

Craig Jackson, Professor of Occupational Health Psychology, Birmingham City University • conversation
May 17, 2023 • ~7 min

Dynamic tattoos promise to warn wearers of health threats

Researchers are developing tattoo inks that do more than make pretty colors. Some can sense chemicals, temperature and UV radiation, setting the stage for tattoos that diagnose health problems.

Carson J Bruns, Assistant Professor, University of Colorado Boulder • conversation
Sept. 24, 2020 • ~8 min

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