TED-ED: How do we smell? - Rose Eveleth

The video explores the sense of smell, highlighting its importance and complexity. It explains how smell works through the olfactory epithelium and receptor neurons, and how the brain processes these signals. The video also discusses variations in smell perception among individuals, including conditions like anosmia, and how smell is closely linked to taste. It concludes by emphasizing the unique and powerful nature of our olfactory system.

What new insight or understanding did you gain from this video?