What to know about Red Dye No. 40 and artificial food coloring used in thousands of food and drink products sold in the U.S.

Part one of “The Challenge” season 40 “Battle of the Eras” reunion will air on Wednesday, Jan. 15 and four eras of Challenge ...

After the FDA banned red dye 3 from foods, many are wondering about the future of red dye 40. Here are the differences—and ...

From major relationship updates to long-overdue confrontations, here were the most stunning parts of the reunion so far.