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A net directory A net directory, human edited web directory. Submit your website for free. Free submission with reciprocal link. premium submission with featured website listing. Add your url now to anetdir.com Idioma: English / English	Antolog�a Cient�fica Recopilaci�n de textos por el Centro Universitario de Ciencias de la Salud de la Universidad de Guadalajara en M�xico Idioma: Espa�ol / Spanish; Castilian
Averwebs, directorio web Averwebs, directorio web gratuito, sitios web de calidad, alta de webs gratis con enlace rec�proco, intercambio de enlaces, editado por humanos, listado de categor�as generales de internet. Idioma: Espa�ol / Spanish; Castilian	BUBL: Catalogue of Internet Resources BUBL uses the Dewey Decimal Classification system as the primary organisation structure for its catalogue of Internet resources. Idioma: English / English
Buzzle.com: Science and Technology Offers resources, information, and articles related to science and technology Idioma: English / English
Directorio web cola Directorio web gratuito con las webs m�s refrescantes de internet, alta de webs gratis con enlace rec�proco, intercambio de enlaces, editado por humanos, listado de enlaces en categor�as generales. Idioma: Espa�ol / Spanish; Castilian
Eric's Treasure Troves of Science Comprehensive online encyclopedias of astronomy, math, physics, scientific biographies, and scientific books, with many equations and formulas Idioma: English / English
Hypography.com A collection of user-submitted science and technology links Idioma: English / English
ideas para regalar Descubre Mandamex, la nueva manera de enviar regalos a Mexico. Idioma: Espa�ol / Spanish; Castilian
ISI Highly Cited Gives research professionals working in a variety of occupations an invaluable tool to identify individuals, departments and laboratories that have made fundamental contributions to the advancement of science and technology in recent decades. Idioma: English / English	La Ventanita.net - Lo imprescindible en la Red en castellano Directorio y buscador con los enlaces que no te puedes perder. Foros para webmasters. El mejor humor. La chica y el chico del d�a. Utilidades y calculadores, Juegos on-line, Chat, Refranes, adivinanzas, frases c�lebres y Leyes de Murphy. Idioma: Espa�ol / Spanish; Castilian
New Scientist's Keysites Hot internet issues and cool sites Idioma: English / English	Portal de Negocios Portal de Negocios en el Ecuador donde encontrara el mejor servicio de venta o compra de sus bienes en Ecuador al alcance de sus necesidades. Idioma: Espa�ol / Spanish; Castilian
Purely Academic A comprehensive list of links in the areas of humanities, letters, business and economy, engineering, health sciences, and science Idioma: English / English	Sci/Tech Web Awards 2001 Scientific American picks its favorite 50 web sites in 10 subject areas including computer science, biology, chemistry, mathematics, and more Idioma: English / English
Science, Engineering and Technology pages of Intute Science, Engineering and Technology is a free online service providing you with access to the very best Web resources for education and research, evaluated and ed by a network of subject specialists Idioma: English / English	ScienceLink ScienceLink Idioma: English / English
Scientific American Editors' Selections Scientific American Editors' Selections Idioma: English / English	Seton Hall Page of Science Pointers on the Net Seton Hall Page of Science Pointers on the Net Idioma: English / English
Skowronski's Science Connection Skowronski's Science Connection Idioma: English / English	TechExpo A directory of technology and engineering sciences Idioma: English / English
TecnoMarkets Espacio virtual donde los proveedores y compradores podr�n contactar para obtener informaci�n sobre el sector Idioma: Espa�ol / Spanish; Castilian	tutoriales gratis Si quiere aprender gratis alguna capacitaci�n en Internet que tenga respaldo profesional, gran asesor�a y facilidad de adaptaci�n a sus horarios, visite conocimientosweb.net Idioma: Espa�ol / Spanish; Castilian
Uzbekistan Science Network Uzbekistan Science Network Idioma: English / English	Xplore Science Armchair scientists will find Xplore Science a great resource. You can tour museums, learn about the space shuttle or find out what the Human Genome Project is Idioma: English / English
YASD's Dynamic Earth Dedicated to having fun with science. Features tutorials, articles, demos, games, and more Idioma: English / English