The NTRL provides access to information on over 2 million technical reports from U.S. government sponsored research in a wide variety of subject areas. Coverage is from 1964 to the present. Full-text links are provided for many reports
This website has a large variety of resources for professional physicists and astronomers as well as resources for the nonprofessional. The site has current news items, a variety of reference data pages, and hosts discussion forums. There are links to other websites with relevant content, including lists of school departments, professional societies, and organizations.
The WWW Virtual Library for Physics is a collection of links to various internet resources of interest to physicists and astronomers. It is arranged by various physics subfields.
Includes exhibits, syllabi, a library catalog, a visual archive, a newsletter, and information about grants, meetings, and publications. Documents the history of physics and related sciences such as astronomy, geophysics, and optics.
This is an online encyclopedia of physics. It contains a large number of entries on a variety of topics. Each entry includes literature references.