I'm a sucker for tattoos and always *love* to see the ink people get. And with so many tatted celebs running around Hollywood, it can be hard to keep up. I'm challenging you to name these inked-up ...

Tardigrades—tiny, water-dwelling creatures also known as “water bears”—are some of the toughest animals on Earth. They can ...

We're gonna rate the Prinker on how easy it is to use, how close to a real tattoo it actually looks, its effectiveness on different skin tones. We'll also test to see if the ink is water-resistant ...

Most of the teams came up with similar ideas, but one team went above and beyond the call of duty; they turned a 3D printer into a tattoo machine, capable of inking a real, live human test subject.

a New York-based tattoo artist. Quick tip: Caranfa says a simple "pinch test" can help you understand how pain can vary based on where you're getting tattooed: "Imagine the areas that hurt when ...