Whats the smallest pet you have ever owned? A goldfish? A beetle? A sea monkey? Even smaller than all of those pets are microbes, that is bacteria, yeast, and molds. Just like your household pets, microbes have changed a lot in the millennia they have been around. Katherine Chacon Vargas is kinda like a bacteria breeder, she wants to know how different bacteria are different, and why they make our food so tasty. Either grab a snack or close your eyes and imagine your favorite cheese while your listen to this episode