How We Smell

The video explores the sense of smell, highlighting its role in triggering memories and influencing attraction. It explains the process of smell detection, where molecules in the air are captured by olfactory cells in the nasal cavity. The video also discusses why our noses are particularly sensitive to bad smells, often due to sulphur compounds. Finally, it describes how the brain processes these smells, linking them to emotions and memories, which can evoke strong feelings based on past experiences.

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