Please Explain (the Leonard Lopate Show)

Ever wonder why Swiss cheese has holes? Why are so many types of cheese yellow in color? Or, what kinds of milk are best for making cheese? Chemist Michael Tunick has spent almost three decades working with the USDA's Agricultural Research Service creating new dairy products and improving existing ones. On our latest Please Explain, he’ll address the chemistry, physics and biology that results in cheese! He's the author of The Science of Cheese. Have questions about cheese? Send us your questions in a comment below, or let us know on Twitter or Facebook!