Tattoos are usually considered a form of personal expression, but a team of researchers in Europe have created what they’re calling the world’s first light-emitting tattoo based on OLED screen ...

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 ...

Researchers working together at Harvard and MIT have developed a new ink for tattoos that is able to monitor health and change color to warn of certain medical issues. The ink could change colors if ...

Tattoos are forever, right? Well, maybe not like we once thought. You can get them removed (though laser tattoo removal is nothing to scoff at), get an ephemeral tattoo that fades in a few years, or ...

Tattoos are fast becoming more than just a means of self-expression: soon they could be used for more practical applications, like tracking blood alcohol levels or turning the skin into a touchscreen.

Scientists at the University College of London (UCL) and the Italian Institute of Technology (IIT) have created temporary tattoos embedded with OLED lights like the ones used to illuminate TVs and ...