In a triumph of both technology and agriculture, the Guinness World Record for largest Quick Response code has been claimed by a corn maze.
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July 2012 was the hottest month ever recorded in the continental United States. 70% of Iowa - the nation's largest corn producer - is experiencing extreme or exceptional drought. The U.S. Department of Agriculture rates 50% of the nation's corn crop as poor or very poor. Today U.S. corn prices reached an all-time high. The impact will be global. Wired looks at "Why King Corn Wasn't Ready For The Drought".