Biomedical technology

Dynamic tattoos promise to warn wearers of health threats

In the sci-fi novel "The Diamond Age" by Neal Stephenson, body art has evolved into "constantly shifting mediatronic tattoos"—in-skin displays powered by nanotech robopigments. In the 25 years since the novel was published, ...

Immunology

Untangling tattoos' influence on immune response

I lay on the mat of the open-air bungalow in Apia, Samoa, looking up at a gecko. As its tail quivered, I felt a sympathetic twitch in my leg. Su'a Sulu'ape Paulo III, the sixth-generation Samoan hand-tap tattoo master leaning ...

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