Science portal includes breaking news from scientific journals, universities and government sources.
Descriptions, ratings and links for a few "top internet sites" in biology, chemistry, computer science, mathematics, medicine, physics, and psychology.
A guide to science links and technology news on the internet.
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.
Links to resources in all main science areas, plus newsgroups, constants, history, teacher resources and science analogies.
Collection of information provided by U.S. government agencies, including research and development results.
Searchable database for testing and calibration laboratory facilities by country and type of experiments.
Summaries of new developments within areas of science of key papers, authors, institutions, nations and journals. Categorized by type of media.
Project to provide access to electronic versions of doctoral theses in a range of scientific disciplines translated from the original Russian.
Registry of Research Data Repositories. Information about the schema and explantion of functions.
The directory publishes information on academic conferences all over the world.