STN International on the Web An online scientific and technical information service (subscription required) that provides access to more than 200 in-depth databases in science and technology to offer direct links to the scientific literature, patents, and chemical catalogs.
http://www.stnweb.org/ - [ X ]
Strategian Descriptions, ratings and links for a few "top internet sites" in biology, chemistry, computer science, mathematics, medicine, physics, and psychology.
http://www.strategian.com/ - [ X ]
The Science Page Links to resources in all main science areas, plus newsgroups, constants, history, teacher resources and science analogies.
http://sciencepage.org/ - [ X ]
The Scout Report for Physical Sciences Biweekly e-zine offers a selective collection of internet resources covering topics in the sciences, and related fields such as math and engineering, that have been chosen by librarians and content specialists in the given field of study.
http://scout.wisc.edu/Reports/NSDL/PhysSci/Current/ - [ X ]
Virtual Library Provides access to a vast array of energy, science, and technology information.
http://www.osti.gov/virtlib.html - [ X ]
Virtual Library: Science Directory of the Virtual Library, an expert-run catalog of sections of the web, which is particularly strong in science topics.
http://vlib.org/Science - [ X ]
WebExhibits Catalogue Something interesting, every day. Brief summaries and online reviews of an eclectic selection of science-related web sites.
http://webexhibits.org/ - [ X ]