Clockwork's nail-painting robot can paint the perfect polish in less than 10 minutes. Customers must arrive with prepped nails, since the machine does not cut or clean nails. It works by using a 3D ...

While many women enjoy a relaxing visit to the nail salon, it's an indulgence that not everyone has time for. Additionally, skilled though they may be, most manicurists aren't able to paint photos of ...