Can you eat colorful corn?

i have only seen them as fall decorations but can you actually eat it? a href="http://images.google.com/imgres?imgurl=http://images.photos.com/thw/thw14/PH/OLA/36840722.thw.jpg%3F1001608827&imgrefurl=http://www.photos.com/en/search/close-up%3Foid%3D5259748%26hoid%3Db30a28e94e79308e877933b48757b831&h=350&w=247&sz=29&hl=en&start=18&um=1&usg=__hlQgjN6KwUPLg9j3Vvoc_KZOBpc=&tbnid=ShH9sfw9iTXDuM:&tbnh=120&tbnw=85&prev=/images%3Fq%3Dcolorful%2Bcorn%26um%3D1%26hl%3Den%26sa%3DN" rel="nofollow"http://images.google.com/imgres?imgurl=h…/a