Colored Bubbles is not as easy as you think

Coming this February (or maybe sooner), there will be a new product on the toy shelves called Zubbles. They are colored bubbles. That's right, bubbles that come out pink, black, green, blue or any number of other colors. It has to be one of the most amazing ideas to hit in a while. And this article in Popular Science details its invention. It's a fascinating story.