Left-right brain conflict 19391
this made me dizzy
stroop
http://news.bbc.co.uk/2/hi/health/7456588.stm
(score:176 / approval:53%)
http://news.bbc.co.uk/1/hi/technology/7254078.stm
(score:234 / approval:100%)
http://scienceblogs.com/omnibrain/2007/09/mmmmtasty_clown_brains.php
(score:193 / approval:100%)
http://www.news.com.au/heraldsun/story/0,21985,22556281-661,00.html
(score:627 / approval:100%)
http://news.bbc.co.uk/2/hi/6378179.stm?lsm
(score:293 / approval:100%)
http://news.bbc.co.uk/2/hi/6347043.stm?lsm
(score:248 / approval:100%)
http://news.bbc.co.uk/2/hi/6309033.stm?lsm
(score:287 / approval:100%)
http://www.cbsnews.com/stories/2007/01/26/60minutes/main2401846.shtml
(score:248 / approval:83%)

The effect obviously vanishes if you cant read (or can't read English (very well)).