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MAKING SENSE OF SCENTS: SMELL AND THE BRAIN

With every whiff you take as you walk by a bakery, a cloud of chemicals comes swirling up your nose. Identifying the smell as freshly baked bread is a complicated process. But, compared to the other senses, the sense of smell is often underappreciated. Scientists studying olfaction have shed light on how our sense of smell works and provided compelling evidence that it’s more sophisticated than previously thought.

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Image credit: “A Human Nose” by Bradley Gordon is licensed under CC BY 2.0.