Corn is technically a fruit

Each kernel is a fruit. However it is termed a grain and usually considered one like the other grains wheat, oats ,barley etc. In most parts of the world maize is used to refer to corn while in the U.S. and Canada, corn refers to maize. There are over a 100 varieties of corn with the same genus and species. Thus are seen the various colored corn ranging from white to yellow, pink to red and purple to blue, to black; each with its own unique antioxidant, carotenoid and phytonutrient combination.