The neuroscience of itching Posted by sah on Friday June 27, 2008 @11:44PM from the newyorker.com dept. http://www.newyorker.com/reporting/2008/06/30/080630fa_fact_gawande?currentPage=all ( 2 comments | 13 points | on HN )
Perception may be mostly memory and the brain's best guess of a situation, and to a very minor extent, the outlying, sensory nerve signals.