NPR has tracked the prices of dozens of items at the same superstore in Georgia, including eggs, T-shirts, snacks and paper ...

A new database, GroceryDB, can show the degree of processing of more than 50,000 food items sold at Walmart, Target, a ...

including grocery items, where the two stores battle it out. There is a fierce battle between Walmart and Costco stores going on. With over 10,500 locations, Walmart is undoubtedly the bigger of ...