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> Date:    Tue, 11 Nov 2008 07:50:38 -0600
> From:    Jeff Courtman <[log in to unmask]>
> Subject: Turning woman - optical illusion
>
> ISEN-ASTC-L is a service of the Association of Science-Technology  
> Centers
> Incorporated, a worldwide network of science museums and related  
> institutions.
> ********************************************************************** 
> *******
>
> Like the one posted a few months ago where the b&w picture suddenly
> became color - this one has me stumped.....any answers?
>
> http://tinyurl.com/33va3f
>
> Just because it is described as a left/right brain artifact, knowing
> that does nothing to help me understand why!
>

Hi Jeff,

The spinning dancer has nothing to do with right-brain versus left- 
brain processing, but with a reversible/ambivalent optical illusion  
due to lack of depth cues. Read the excellent NY Times article called  
"The truth about the spinning dancer" at:

http://well.blogs.nytimes.com/2008/04/28/the-truth-about-the-spinning- 
dancer/?hp

Diana Issidorides


=================================
Dr. Diana C. Issidorides
Senior Scientist & Exhibition Developer
Science Center NEMO
P.O. Box 421
1000 AK Amsterdam
The Netherlands
T: +31205313201
[log in to unmask] / [log in to unmask]
www.e-nemo.nl

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