an endless universe is out there for one who seeks it... i can mention some sites that keeps me (body and soul) awakened foe hours and hours of delight:
http://www.ncf.ca/~ek867/wood_s_lot.html
http://pruned.blogspot.com/
http://www.nutcote.demon.co.uk/nutlog.html
http://www.nutcote.demon.co.uk/nutlog.html
http://bldgblog.blogspot.com/
http://www.collisiondetection.net/
http://www.mindhacks.com/
http://www.artsjournal.com/
http://www.worldchanging.com/
http://www.kk.org/index.php
http://www.thingsmagazine.net/
how to save the world: http://blogs.salon.com/0002007/
http://www.robotwisdom.com/
http://www.cityofsound.com/blog/
i'll keep some for next time and, there are also the new Discoveries....