Video: An ambitious burger buff from Washington state spurred the creation of the most expensive fast-food burger ever when he ordered a $38 meal from his local Jack in the Box. The burger was made with 20 beef patties and 20 various toppings.
We encounter corn almost every day, even if we never see a cob or a kernel. It's used in a variety of foods and industrial products, from polenta and pancakes to penicillin and plastic. In honor of this cornucopia, MNN offers a graphical tribute to a gifted grain.