Try this: Hum your favorite song for the next 20 seconds. Now, don't you feel better? In fact, there's no better way to calm your mind and boost your spirits than by humming a happy tune. Plus, ...

Nayio is the first melody-based Internet search tool. It's activated by humming. But you need to be able to carry a bit of a tune, even while humming. Jay Bose, executive vice president of Nayio, ...