Clockwork's machines paint nails in 10 minutes for $10 and are a game-changer for manicures on-the-go. Bridget Carey is an award-winning reporter who helps you level-up your life -- while having a ...

Most of us have seen the [Useless Machine] where a switch is flipped and a finger comes out to turn it off, retreating into it’s box again. Most of those are electrical, but why not a [Useless Machine ...

Yahoo Finance's Seana Smith delivers a special report on Clockwork nail robots that provide 10-minute manicures and are being piloted in several Target stores. SEANA SMITH: People are always trying to ...