Academic Search Complete 
Provides full text for more than 3,430 scholarly publications covering
academic areas of study including social sciences, humanities,
education, computer sciences, engineering, language and linguistics,
arts & literature, medical sciences, and ethnic studies.
AGRICOLA
Covers every major agricultural subject, including agricultural
engineering and marketing, animal breeding, entomology, environmental
pollution, farm management, foods and feeds, pesticides, rural
sociology, veterinary medicine, and water resources.
American Chemical Society
Search articles from a multitude a chemistry related journals published under the American Chemical Society.
Basic Biosis
A subset by journal title and year, of BIOSIS Previews, designed
specifically for undergraduate students taking introductory biology
courses. A five-year rolling file, the database provides information on
recent developments in virtually every life science discipline.
Biology Digest
Covers all aspects of life science.
Directory of Open Access Journals
Provides indexing, abstracting, and free full text access for selected international scholarly journals in many subject areas, including agriculture and food science, biology, chemistry, health science, languages and literature, mathematics, physics, engineering, the arts, business, environmental science, history, law, political science, philosophy, religion, and social science.
Ebsco Animals
Provides in-depth information on a variety of topics relating to
animals. The database consists of indexing, abstracts, and full text
records describing the nature and habitat of familiar animals.
GEOBASE
Contains citations with abstracts covering worldwide literature in journals on geography, geology, ecology and much more.
Greenfile
This research oriented database focuses on enironmental topics such as alternative fuels, global warming, humans and their impact on the environment. There are over 600 general interest and trade journals referenced.
Internet and Personal Computing Abstracts
Provides abstracts and indexing for literature related to personal
computing products and developments in business, the Internet, the
home, and all other applied areas.
JSTOR: Mathematics & Statistics
Journal Storage (JSTOR) is an online collection of full text journals.
This particular collection provides you with access to journals in the
fields of mathematics and statistics.
Limnology & Oceanography
This online journal covers all aspects of limnology, oceanography, and other topics with an underlying aquatic theme.
NCBI
The National Center for Biotechnology Information "creates public databases, conducts research in computational biology, develops software tools for analyzing genome data, and disseminates biomedical information - all for the better understanding of molecular processes affecting human health and disease."
PubMed Central
PubMed Central (PMC) is the U.S. National Institutes of Health (NIH) free digital archive of biomedical and life sciences journal literature.
Science & Technology Collection
The Science & Technology Collection contains over 800 leading full
text journals covering relevant aspects of the scientific and technical
community. Topics include aeronautics, astrophysics, chemistry,
computer technology, geology, aviation, physics, archaeology, and
materials science.
UniProt
"The mission of UniProt is to provide the scientific community with a comprehensive, high-quality and freely accessible resource of protein sequence and functional information."
Wilson Select Plus
Covers high-quality periodicals with in-depth indexing and abstracts. All records point to complete online full text.