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 ...

I've been a tattoo artist for years. In addition to black-and-gray work, I specialize in color-realism designs. But the latter requires a little more research for the best results, so there are some ...

Any tattoo requires lots of patience, skill, and a steady hand, of course. In addition to that, it calls for a beautiful design. And combining it all usually results in some quite impressive works ...

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 ...

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 ...

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 ...

The color red symbolizes a lot of things. Red is the color of fire, blood, passion, and love, among other things. Kylie Jenner got a new tattoo and the latest inking lives on the fleshy part of her ...

Scientists from Harvard Medical School and MIT have designed a tattoo ink that can monitor a person’s health by changing color to indicate dehydration or an increased blood sugar level, for example.

There are two general categories of tattoos: black ink and colored. Some people like to mix it up when it comes to their artwork, while others like to stick to one type of ink. For anyone who's a fan ...

A person applying the color-changing tattoo, and a color chart for the medical-alerting tattoo. Ali Yetisen et al. See more of our coverage in your search results. Soon, tattoos won’t just show how ...

Following is a transcript of the video. Alana Yzola: Getting a tattoo has almost become a rite of passage. But for people with black and brown skin tones, getting that perfect ink can be stressful.