Science

Astronomy pictures - check out the archive http://antwrp.gsfc.nasa.gov/apod/astropix.html

Favorite Search Engines
Google
Dogpile

Technology

Robotics

A to Z of Famous and not so famous Robots   pictures and  facts.
Terms Robotica  a dictionary.
Android robot projects and links
Robot News What's happening dude
Robot Wars Official site, UK Rules, Tips on construction and links to other sites..
Tin Robots collectables
Robotics-Related Web Servers   List of links to Serious Robot information servers
ROBOT Science & technology magazine Good 'how to' magazine from the states (they ship international).
Cybench  Site covers Cybot build and new Microcontroller brain for Cybotor of course your own.

Robodex - is a major robot exhibition held each year in Japan.- no direct site, just search the web.

Sc-Fi
Sc-Fi pictures. for anyone wanting high quality images this is the site