Spun off from toy-droid kingpin Sphero, this startup wants to sell bots that only get more capable as their owners figure out all the things they can do. A peek at Misty, an advanced, programmable ...

For nearly half a century, the dream of microscopic robotics has felt tantalizingly close, yet perpetually out of reach. We have grown up on a diet of science fiction like Fantastic Voyage, imagining ...