I scream, you scream, we all scream for ice cream! But what's up with all the melting on hot summer days? Join Mindy and Guy Raz as they scour the globe in search of a special new ingredient, that's said to prevent ice cream from turning into a sticky situation! It's the Who, What, When, Where, Why, How, and Wow in the World of slower melting ice cream! (Originally aired 7/30/18.)