Biologists have solved an age-old mystery of touch: how cells just beneath the skin surface enable us to feel fine details and textures. Touch is the last frontier of sensory neuroscience. The cells and molecules that initiate vision — rod and cone cells and light-sensitive receptors — have been known since the early 20th century, and the senses of smell, taste, and hearing are increasingly understood. But almost nothing is known about the cells and molecules responsible for initiating our sense of touch. …Read Full Story
Key cells in touch sensation identified: Skin cells use new molecule to send touch information to the brain
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