my brain explodes

So much to learn...

Free science lectures
http://www.freesciencelectures.com/
http://freescienceonline.blogspot.com/

Free science books
http://www.techbooksforfree.com/science.shtml

Enormous, freely downloadable Medical Microbiology book
http://www.gsbs.utmb.edu/microbook/toc.htm

Algorithmic Botany includes the gorgeous book (downloadable) Algorithmic Beauty of Plants
http://algorithmicbotany.org/

Free online Maths textbooks
http://www.math.gatech.edu/~cain/textbooks/onlinebooks.html

and of course there is the wonderful Wikibooks project
http://www.wikibooks.org/
http://en.wikibooks.org/wiki/Main_Page

Calm down... relax... eeeeek!