Learn how to make a DIY tattoo machine from a regular syringe with step-by-step instructions, tips, and safety precautions ...

I actually checked to see if today was April Fool’s but, seeing as how it wasn’t and seeing as how it would be quite simple to recreate this cool piece of hardware, I figured we could check it out.

Behold, the first human to be tattooed by a 3-D printer. The machine tattooed a ring on his forearm. It all started with an idea that came to Pierre Emm, a young student in France, while riding his ...