A century ago, iodine deficiency affected kids across large swaths of the country. It essentially disappeared after some food makers started adding it to table salt, bread, and some other foods ...

Corn takes on myriad configurations, from the classic corn on the cob to popcorn to more processed options including corn flour and corn syrup. How, then, do you classify such a versatile food?

Corn isn’t just a crop — it is a cornerstone of U.S.-Mexico trade and North American economic integration. But recent actions by Mexico are putting this relationship to the test, with ...