In this episode, Josh and Ian speak about the nature of disease and the spread of viruses around the globe. They start with a brief PSA about the podcast, then move into discussing the nature of bacteria, how it relates to the origins of life, and how the gut microbiome and digestive system influence our thoughts and lives, the many practical applications of bacteria, how disease was thought of during the middle ages in Europe, what constitutes as life in the realm of viruses, the problem of ...