The average American eats 68 quarts of popcorn each year - making the salty treat the most popular snack food in the country. But where does popcorn come from and how did it get so popular?
Andrew F. Smith. Popped Culture: The Social History of Popcorn in America. University of South Carolina Press, 1999.
Music: "Evening Melodrama" by Kevin Macleod (www.incompetech.com)