Researchers from the University of Southern Denmark, analyzing data from Danish twin pairs, have found evidence suggesting ...

This helps explain why Sullivan and my tattoos haven’t faded, while Kwarteng’s, on her hip, has. Bhanusali says that in ...

So, if you're thinking about getting your first tattoo or you've got one that you ... For that, you get the printer device in either red or blue, ink cartridges, two rechargeable batteries ...

a few seconds of tattooing this ink into skin leaves a color-changing mark that is activated by UV light. These tattoos turn blue in sunshine (or another source of UV light) but disappear when ...