• Access Excellence http://www.gene.com/ae
• American Anti-Vivisection Society http://www.aavs.org
• Earth and Sky http://www.earthsky.com
• Earth Life Web http://www.earthlife.net
• Franklin Institute Science Museum http://sln.fi.edu
• Hazardous Substances (The Top 20) http://www.atsdr.cdc.gov/cxcx3.html
• Martindale’s: The Reference Desk http://www.martindalecenter.com
• NASA Homepage http://www.nasa.gov
• National Science Foundation: The Why Files http://whyfiles.org
• NewsLink: Science and Technology Magazines http://www.newslink.org/msci.html
• PBS Science http://www.pbs.org/science
• Science for the Millennium http://www.ncsa.uiuc.edu/Cyberia/Expo
• Spotlight:Science Fairs http://www.fi.edu/qanda/spotlight1/spotlight1.html
• Voice of the Shuttle: Science, Technology and Culture http://vos.ucsb.edu
• Yahoo: Science Resources http://www.yahoo.com/Science
  

• Nine Planets http://seds.lpl.arizona.edu/nineplanets/nineplanets/
  nineplanets.html

Biology

• Biology Browser  http://www.biologybrowser.org
• Insectclopedia http://www.insectclopedia.com/

• Virtual Chemistry Center http://www.martindalecenter.com/GradChemistry.html

• Bureau of Land Management Resource Explorer  http://www.blm.gov
• Center for Biological Diversity http://www.biologicaldiversity.org/swcbd/
• Encyclopedia of Earth http://www.eoearth.org/
• Endangered Species-EE-Link http://eelink.net/EndSpp
• Endangered Species Update http://www.umich.edu/~esupdate/
• Green Gate -San Francisco Bay Environment http://www.nrdc.org/greengate/

Health

• All Refer Health  http://health.allrefer.com
• Ebscohost-H1N1 sources  http://www.ebscohost.com/flu
•  PDR.net: Getting Well Network http://www.gettingwell.com
• Whatudo.org: HIV/AIDS Facts, Options, and Action -
  http://www.whatudo.org/

• Mineral Identification Key http://www.rockhounds.com/rockshop/mineral_id

• Dinosaurs: Facts and Fiction http://pubs.usgs.gov/gip/dinosaurs

• Antiqua Medicina: From Homer to Vesalius http://www.med.virginia.edu/hs-library/historical/antiqua/anthome.html
• Diseases and Disorders http://www.mic.ki.se/Diseases/alphalist.html

• Internet Pilot to Physics http://physicsweb.org
• Physcial Reference Data http://physics.nist.gov/PhysRefData/contents.html
• Physics Classroom http://www.physicsclassroom.com/
• Virtual Physics Center http://www.martindalecenter.com/GradPhysics.html

• Visible Human Project http://www.nlm.nih.gov/research/visible/
  visible_human.html

Technology

•   MachineBrain.com-Robotics & Smart Brains http://www.machinebrain.com/

• Fujita Tornado Damage Scale http://cimss.ssec.wisc.edu/oakfield/Fscale.htm
• USA Today Weather Forecasts http://web.usatoday.com/weather

Zoology

• Animal Planet  http://animal.discovery.com
• Cornell Lab of Ornithology-Animal Sounds  http://www.animalbehaviorarchive.org/loginPublic.do