Source: 15 things you didn’t know about your brain
http://richworks.in/wp-content/uploads/2010/04/23.gif [6]
Links:
[1] http://pulse.veltsos.com/category/it/general
[2] http://pulse.veltsos.com/category/it/internet
[3] http://pulse.veltsos.com/category/it/kids
[4] http://pulse.veltsos.com/category/it/knowledge
[5] http://linux.philosweb.com/drupal/system/files/image_2_124.png
[6] http://richworks.in/wp-content/uploads/2010/04/23.gif