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 ...

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 ...

This woman’s boyfriend is a human coloring book. Maggie Moodie broke out her Sharpies and opted to spend hours upon hours filling in partner Scoobie Sousa’s tattoos. Despite the 22-year-old dropping ...

Soon, tattoos won’t just show how cool you are — they’ll also show how healthy you are. Diabetics may soon be able to keep an eye on their glucose levels by getting tatted, all thanks to a new medical ...

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 ...

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 ...