Peer-reviewed papers, theses, books, abstracts and articles from academic publishers, professional societies, preprint repositories, universities and other scholarly organizations.

Index of thousands of books, from popular titles to old, to find pages that include your search terms. Once you find the book you are looking for, you can look through pages, find online reviews and learn where you can get a hard copy.

The search engine pulls content from over 120 million publications, including scientific papers, conferences and journals. You can search directly by topic, or you can search by an extensive list of fields of study.

“The Global Science Gateway,” is operated by the Office of Scientific and Technical Information—a branch of the Office of Science within the U.S. Department of Energy. The site utilizes databases from over 70 countries.

This search engine pulls from over 60 databases, over 2,200 websites and 200 million pages of journals, documents and scientific data. Search results can be filtered by author, date, topic and format

Simply type in a topic or question you may be interested in.

It is similar to Google in its functionality, except that it focuses more on scientific and academic results—meaning more results will come from .edu or .org sites, as well as online encyclopedias.

A great tool for academic research with more than 1.3 million bibliographic records of articles and online materials.

online index hosting thousands of scholarly websites, all of which are selected by teachers and librarians from around the globe.

A great search engine for students, teachers and administrators alike. Simply ask a question or enter search topics or tools.

A unique social networking site for scientists and researchers. Over 11 million researchers submit their work, which totals more than 100 million publications, on the site for anyone to access.

One of the world’s most voluminous search engines especially for academic web resources.

Google-alternative safe search engine.

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