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The tantalising scent of rain or freshly baked bread: why can certain smells transport us back in time?

By José A. Morales García, Investigador científico en enfermedades neurodegenerativas y Profesor de la Facultad de Medicina, Universidad Complutense de Madrid

The sense of smell is directly connected to areas of the brain linked to memory and emotions. That is why some smells bring to light memories and feelings we thought we had forgotten.

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