Phantom smells are more common than you think—but why do they happen, and what do they reveal about our sense of smell? In this episode, we uncover the strange science of olfaction, from phantom odors and brain pathways to the surgical risks of rhinoplasty, turbinate reduction, and the rare but troubling Empty Nose Syndrome. Along the way, we explore perfume legends, Napoleon’s obsession with cologne, and the cultural art of incense. A mix of medical insight, history, and personal stories makes smell our most mysterious sense.