By now, the media and electronics industries have mastered the home theater. We have sharp HD television and movies, crystal clear surround sound, and can access whatever we want to watch or listen to in a moment's notice with the help of the internet. What our home entertainment setups still don't have, though, is smell-o-vision. Thanks to a Japanese team of researchers, we might soon be able to smell those 11 secret herbs and spices in that Kentucky Fried Chicken ad.