In recent years, Sphero is probably best known for its rolling BB-8 toy based on the chipper droid from the Star Wars sequels, as well as a tiny robotic R2-D2 that’s surprisingly animated and lifelike ...

The toy version of BB-8 -- a round, beeping, rolling robot that will appear in the upcoming "Star Wars" movie -- has its origins not so far, far away. The toy version of BB-8 -- a round, beeping, ...