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 ...

As of now, I don't have any permanent tattoos on my body for two main reasons. The first is that I'm indecisive, and can't figure out what a worthy "first tattoo" for me would be; the second is that I ...

It’s a very common scenario that we make temporary tattoos or get stained on our skin either intentionally or unintentionally while writing with markers. Even while playing, kids also draw on their ...