Important Physics & Astronomy Search Engines & Portals

Astronomy - Yahoo
Yahoo directory of Astronomy-related websites, as well as a list of most popular sites....   [more]
Unrestricted Access

CORDIS (Community Research & Development Information Service)
CORDIS, the COmmunity Research and Development Information Service of the European Community. It covers articles, conference papers, projects reports, and scientific publications on EU innovation and...   [more]
Unrestricted Access

Electrochemical Science and Technology Information Resource (ESTIR)
This site contains general and varied information about electrochemistry in thirteen sections. ...   [more]
Unrestricted Access

Grants.gov
Central listing of available awards from all 26 federal agencies that support research and other programs. This site allows users to find and apply for competitive grant opportunities from all Feder...   [more]
Unrestricted Access

National Science Digital Library
Also Known as: NSDL
NSDL provides educational resources for science, technology, engineering and mathematics education. The NSDL mission is to both deepen and extend science literacy through access to materials and metho...   [more]
Unrestricted Access

OpenDOAR - The Directory of Open Access Repositories
Also Known as: Directory of Open Access Repositories
The OpenDOAR service is being developed to support the rapidly emerging movement towards Open Access to research information. OpenDOAR is building a comprehensive and authoritative list of internatio...   [more]
Unrestricted Access

Science and Development Network (SciDev.Net)
The overall aim of the Science and Development Network (SciDev.Net) is to enhance the provision of reliable and authoritative information on science- and technology-related issues that impact on the e...   [more]
Unrestricted Access

SelfArchive.org
A FAQ on self-archiving....   [more]
Unrestricted Access

Space - Yahoo
Yahoo directory of Space categories as well as alphabetical and most popular site lists....   [more]
Unrestricted Access

StarPages
The Star*s Family of Astronomy and Related Resources is a growing collection of directories, dictionaries, databases and related products on astronomy, space sciences, as well as related fields, organ...   [more]
Unrestricted Access

Virtual Technical Reports Center
Maintained by the University of Maryland Libraries, this site contains links to technical reports, preprints, reprints, dissertations, theses, and research reports of all kinds....   [more]
Unrestricted Access

Webstars
This list of astronomical resource sites is intended as a resource for users who have a general interest in astronomical topics. ...   [more]
Unrestricted Access

WolframAlpha
A "computational knowledge engine: it generates output by doing computations from its own internal knowledge base, instead of searching the web and returning links."...   [more]
Unrestricted Access

Related Physics & Astronomy Search Engines & Portals

FirstGov for Science
Also Known as: science.gov
Science.gov is a gateway to authoritative selected science information provided by U.S. Government agencies, including research and development results. Two major types of information are included - ...   [more]
Unrestricted Access

Planetary Science Research Discoveries
"Educational site sharing the latest research by NASA-sponsored scientists on meteorites, asteroids, planets, moons, and other materials in our Solar System."...   [more]
Unrestricted Access