Map

Map Of Science is a good idea , this is still incomplete, low resolution! and also complex!, but good start for having a whole body visualization for science!

http://farm1.static.flickr.com/82/430561725_4eb7bc5d8a_o.jpg 

http://mapofscience.com/

Another Effort is

http://users.fmg.uva.nl/lleydesdorff/map06/index.htm

Other Work is