The scientific concept of complexity is only a few decades old, but like many powerful ways of looking at the world it has spread rapidly throughout the public consciousness. Anyone who has watched even a couple of episodes of "The Big Bang Theory" would have heard multiple references to chaos theory,

Here come the holidays - Thanksgiving, Channukah, Christmas, and New Year's. And the travel - Thanksgiving is one of the biggest travel days and the day before Christmas is just as busy. If you're flying, you know what to expect - long lines, delays, crowded flights. But knowing what's to come doesn't