Provides abstracts from over 12,500 periodicals in the social sciences, humanities, general science, multicultural studies, and others, with full text articles from 8,500 titles, including more than 7,300 that are peer-reviewed. Almost every topic of study is covered. The database is updated daily, and includes searchable cited references from more than 1,400 journals.

A collection of over 2200 journals in all disciplines, with over 1650 in full text back to 1997; AND over 8000 fulltext ebooks (medicine from 2005-2010, and all STEM areas from 2014).

OmniFile Full Text Select Edition is a multidisciplinary, 100% full-text database providing full text articles, with their accompanying indexing and abstracts. Coverage of more than 3100 publications goes back to 1994.

GreenFILE is a collection of more than 612,000 scholarly, government and general-interest records that include content on the environmental effects of individuals, corporations and local/national governments, and what can be done on each level to minimize negative impact. Topics covered include global warming, green building, pollution, sustainable agriculture, renewable energy, recycling, and more.

Nature is a weekly international journal publishing peer-reviewed research in all fields of science and technology. Nature also provides news and interpretation of topical and coming trends affecting science, scientists and the wider public.

PubChem, released in 2004, provides information on the biological activities of small molecules. PubChem is organized as three linked databases within the NCBI's Entrez information retrieval system. These are PubChem Substance, PubChem Compound, and PubChem BioAssay. PubChem also provides a fast chemical structure similarity search tool. More information about using each component database may be found using the links in the homepage.

Includes Science: Science magazine from 1880-date, Science Express, ScienceNOW, Science Signaling, Science of Aging Knowledge Environment Archive, Science Translational Medicine.