Smell is 'noisy' and 'in shades of grey': Scientists debunk ancient lock-and-key theory
Monday, October 13, 2008 - 14:14
in Biology & Nature
University of Manchester scientists have overturned the 2,500-year-old theory that smell is detected by simple lock-and-key codes - using maggots with only one working olfactory sensory neuron (OSN), a nose with one nerve cell.