Sense of Smell Uses a Barcode System
May 9, 2026
Smell is governed by a hidden spatial code, with ~1,100 receptors arranged in precise maps that align nose and brain.
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Mosquitoes Developed a Taste for Human Blood Recently
December 1, 2014
An experiment with disease-carrying mosquitoes in Africa showed a surprising result: they switched to human blood just thousands of years ago.