This multi-disciplinary database has records for nearly 18,000 periodicals - journals, magazines, and newspapers - of which nearly 16,000 are peer reviewed. It provides full text for more than 5,000 journals, and you can use Journal Finder to locate articles that do not have a PDF readily available.
The ACM DL is a vast collection of citations and full text from ACM (Association for Computing Machinery) journal and newsletter articles and conference proceedings.
Electronic archive and distribution server for research papers in the areas of physics and related disciplines, mathematics, nonlinear sciences, computer science and quantitative biology.
Premier source for bibliographic and abstract coverage of biomedical literature. Includes information from Index Medicus, Index to Dental Literature, and International Nursing, as well as other sources of coverage in the areas of allied health, biological and physical sciences, humanities and information science as they relate to medicine and health care, communication disorders, population biology, and reproductive biology.
This database is the APA's renowned resource for abstracts of scholarly journal articles, book chapters, books and dissertations. PsycINFO is the largest resource devoted to peer-reviewed literature in behavioral science and mental health, with ninety-nine percent of the covered material peer-reviewed. Topics included are Pharmacology, Psychiatry, Business, Education, and Law. Currently indexes over 2,500 journals. Articles for which full-text is not available can be ordered via interlibrary loan.
Digital archive of full-text journal articles in the from the U.S. National Institutes of Health (NIH), developed and managed by NIH's National Center for Biotechnology Information (NCBI) in the National Library of Medicine (NLM). This resource also includes content from NASA's PubSpace repository.
Science Full Text Select provides full text for more than 400 journals covering agriculture & agricultural research, atmospheric science, biochemistry, biology, biotechnology, botany, chemistry, environmental science, geology, marine biology microbiology, physics and much more.
Searchable field guide to the bird species of North America, with keys to identification. Maintained by the Cornell University Lab of Ornithology. Includes sound and video clips.
Information on all aspects of the CBD, the Cartagena Protocol, the Nagoya Protocol, and related programs, including country profiles and program fact sheets, maintained by the CBD Secretariat.
NASA's catalog of publicly available datasets, APIs, visualizations, and more!
This interactive periodical table includes links to reference information about each element.
This comprehensive research database provides easy access to a wealth of full-text, science-oriented content. Designed to meet every student researcher's needs, Science Reference Center contains full text for hundreds of science encyclopedias, reference books, periodicals, and other sources. Topics covered in Science Reference Center include biology, chemistry, earth and space science, environmental science, health and medicine, life science, mathematics, physics, science and society, science as inquiry, scientists, technology, and wildlife.
The United States Geographical Survey providing reliable, scientific, geological information by mapping, collecting and analyzing data, and monitoring natural resource conditions, issues, and problems
Sponsored by the American Society for Cell Biology (ASCB), this open-access crowdsourced collection of images and multimedia files is browsable by cell process, cell component, cell type, and organism. The database also provides basic- and advanced-search options, and a free “Cell Library” app for iPhone and iPad users.
A classified collection of thousands of high-resolution photographic images collected by the National Oceanic and Atmospheric Administration.
NASA's public service interface for the Planetary Image Archive (PIA), maintained by the Jet Propulsion Laboratory at the California Institute of Technology. Searchable high-quality images collected over the years by NASA's exploration programs.