Gone are the days in which tattoos were just permanent wearable decor on one’s body. Now, scientists are hoping to add some function to the permanent skin marking. Researchers at the Technical ...

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

Add Yahoo as a preferred source to see more of our stories on Google. A client models a tattoo done by Quiara Capellan. A client models a tattoo done by Quiara Capellan. Sezin Koehler had the perfect ...

Scientists in Germany have developed three different tattoo dyes that change color based on the levels of certain health markers in the blood. Scientists are developing color-changing inks that may ...

Tattoos may have been a practice since Neolithic times, but it's only recently that they've become ultra-trendy, thanks to the rise of teeny, tiny tattoos and more relaxed work environments. The ...

When a pair of tourists hiking the Alps stumbled across the frozen remains of the mummy Ötzi in 1991 they also, unknowingly, discovered the oldest known examples of tattoos in history. The ...