Friday, March 9, 2012

Edges of Perception (preview)

Features | Mind & Brain Cover Image: March 2012 Scientific American MagazineSee Inside

Unusual cases reveal that the famous "five senses" are not as distinct as once thought

Image: iStockPhoto

In Brief

  1. Individuals with brain damage can expose?or develop?unusual perceptual abilities that provide clues for how we all detect the world around us.
  2. Recent studies reveal that human sensory systems are much more interconnected than previously thought.
  3. Healthy people, too, may possess less developed multisensory skills, including basic echolocation and a rudimentary form of synesthesia.

For as long as he can remember, Bryan Alvarez has thought his mother resembled a Mark Rothko painting. The likeness is not just a metaphor he conjured up one day. Whenever he conceives of her name, Marla, he literally sees, in his mind?s eye, blocks of colors, each one blending into the next?grainy, brick red for the M, bright, blood red for the A, eggplant purple for the R, plum purple for the L and red again for the final A.


Source: http://rss.sciam.com/click.phdo?i=dc98f951efb11ed9ded8a6ee0f449521

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