Polymath Systems
Reference

The reference sources listed on this page have in common that they provide useful information and do not charge a fee. I have removed some listings that no longer qualify under those standards. Please notify me if there are any problems with these links.

Computer Resources

• Better-Whois.com (look up domain contacts) <http://www.betterwhois.com/>
• Bloomington Web Guide <http://www.bloomingtonwebguide.com/>
• Earthweb <http://softwaredev.earthweb.com/>
• The Jargon File (Eric Raymond, et al.) <http://www.tuxedo.org/~esr/jargon/jargon.html>
• Miles Research Web Development Links <http://www.milesresearch.com/main/webdev.htm>
• Planet Source Code <http://www.planet-source-code.com/default.asp>
• Submit Express (submit URL's to search engines free) <http://www.submitexpress.com/submit.html>
• Webopedia (computers and Internet) <http://www.pcwebopaedia.com/>
• Yahoo!Groups (the largest e-mail list host) <http://www.yahoogroups.com>

Dictionaries and Language

• Merriam-Webster Online <http://www.m-w.com/>
• The Moby Project (Grady Ward; word lists, Thesaurus, Shakespeare, etc.) <http://www.dcs.shef.ac.uk/research/ilash/Moby/>  
• A Web of On-line Dictionaries <http://www.yourdictionary.com/>  
• Wilton's Word and Phrase Origins <http://www.wordorigins.org/>

General Reference Sources

• 2001 World Population Data Sheet (Population Reference Bureau) <http://www.prb.org/Content/NavigationMenu/Other_reports/2000-2002/2001_World_Population_Data_Sheet.htm>
• 2002 Calendar <http://www.refdesk.com/2002cal.html>
• Acronym Finder <http://www.acronymfinder.com/>
• Encylopedia Brittanica Intermediate <http://search.ebi.eb.com/>
• Encylopedia of Psychology <http://www.psychology.org/>
• The Gallup Organization <http://www.gallup.com/>
• Infoplease.com <http://www.infoplease.com/>
• Internet Modern History Sourcebook <http://www.fordham.edu/halsall/mod/modsbook.html>
• The Internet Public Library (reference, magazines, newspapers) <http://www.ipl.org/>
• Legal Information Institute (Cornell Law School) <http://www.law.cornell.edu/>
• Library of Congress Home Page <http://www.loc.gov/>
• Refdesk.com <http://www.refdesk.com/>
• RootsWeb (genealogy) <http://rootsweb.com/>
• Stanford Encyclopedia of Philosophy <http://plato.stanford.edu/>
• U.S. Census Bureau <http://www.census.gov/>
• U.S. Patent and Trademark Office patent database <http://www.uspto.gov/patft/index.html>
• Wikipedia (encyclopedia) <http://www.wikipedia.com/ >
• Yep.com (compilation of reference sources) <http://www.yep.com/cgi-bin/displayRank_yep.cgi?EducationReference/group>

General Science Resources
See also Space Science Links

• arXiv.org e-Print archive (Los Alamos National Laboratory; physics, math, computer science) <http://xxx.lanl.gov/>
• H-Net ("Humanities & Social Sciences Online") <http://www2.h-net.msu.edu/>
• Nature <http://www.nature.com/nature/index.html>
• New Scientist <http://www.newscientist.com/home.html>
• PBS Online <http://www.pbs.org/>
• Phibot Physics Index <http://phibot.org/new/_SID_=2002040101174036465/Search/>
• Principia Cybernetica Web <http://pespmc1.vub.ac.be/>
• ResearchIndex (NEC Research Institute) <http://citeseer.nj.nec.com/cs>
• Science <http://www.sciencemag.org/>
• Scientific American <http://www.scientificamerican.com/>
• SciNet Science Search Engine <http://www.scinet.cc/>
• SciTech Daily Review <http://www.scitechdaily.com/>
• UniSci (daily science news) <http://unisci.com/>
• U.S. Geological Service Home Page <http://www.usgs.gov/>

Maps

• 4Maps.com <http://4maps.4anything.com/>
• Mapquest <http://www.mapquest.com>
• Yahoo! Maps <http://maps.yahoo.com/py/maps.py>

Math Resources

• Clay Mathematics Institute <http://www.claymath.org>
• Metamath Home Page (logic and set theory) < http://metamath.org/ >
• The Netlib Mathematical Software Repository <http://www.dlib.org/dlib/september95/netlib/09browne.html>
• On-line Encyclopedia of Integer Sequences (Neil J.A. Sloane) <http://www.research.att.com/~njas/sequences/>
• Eric Weisstein's World of Mathematics <http://mathworld.wolfram.com/> Unfortunately, this site is down because Eric Weisstein and Wolfram Research have been sued by CRC Press; see the link for details.
• Knot Theory <http://library.thinkquest.org/12295/main.html>
• Virtual Polyhedra: The Encylopedia of Polyhedra (George W. Hart) <http://www.georgehart.com/virtual-polyhedra/vp.html>
• WWW Interactive Mathematics Server <http://wims.unice.fr/~wims/wims.cgi>

Medical Reference Sources

• Medscape <http://www.medscape.com/>
• New England Journal of Medicine <http://content.nejm.org/>
• Vetinfo (veterinary information) <http://www.vetinfo.com/>
• Andrew Weil, M.D. <http://www.drweil.com/app/cda/drw_cda.php>

News Organizations

• Ananova <http://www.ananova.com/news/>
• BBC News World Edition <http://news.bbc.co.uk/>
• CNN.com <http://www.cnn.com/>
• Kuro5hin <http://www.kuro5hin.org/>
• The New York Times on the Web <http://www.nytimes.com/>
• Sohu.com <http://english.sohu.com/>
• Time <http://www.time.com/time/>
• Webcrawler News <http://webcrawler-news.excite.com/>
• The Wire (Associated Press) <http://wire.ap.org/public_pages/WirePortal.pcgi>
• WorldNe Daily <http://wnd.com/>
• World News Network <http://www.wnnetwork.com/>

Search Engines

• AltaVista Power Search <http://www.altavista.com/cgi-bin/query?pg=ps>
• Fast Search <http://www.alltheweb.com/>
• Google <http://www.google.com/>
• HotBot <http://hotbot.lycos.com/>
• MetaCrawler <http://www.metacrawler.com/index.html>
• Northern Light <http://www.northernlight.com/>

Telephone/Address/E-mail Directories

• Smartpages.com <http://www.smartpages.com/whitepages/>
• SuperPages.com <http://directory.superpages.com/people.jsp?SRC=>
• Switchboard.com <http://switchboard.com/>

Translation

• Babel Fish <http://babelfish.altavista.com/>

Usenet

• Deja.com Usenet Archive <http://www.deja.com/[ST_rn=ap]/usenet/>
• Usenet Replayer (Usenet tools) <http://www.usenet-replayer.com/>

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