Virtual collection

Academic Search Engines
Created by the University of Michigan with links to full text, image, audio, video and dataset digital collections. Sorts results by data contributor.

A web portal which also offers search for technical papers in computer science, electrical engineering and related areas.

OJOSE (Online JOurnal Search Engine)

The Open Directory project is a subject directory which has been compiled by human editors.

Open WorldCat is actually like a search engine to be used within another search engine. By utilizing an Open WorldCat search box, within the browser of a major search engine, search results come directly from WorldCat. WorldCat holds the cataloging data for most academic and public libraries

PDFGeni is a dedicated pdf search engine for PDF ebooks, sheets, forms and documents.

This image search engine puts 3,000,000,000 pictures at your fingertips.

This search engine has a metadata orientation that offers some interesting search capabilities. It can suggest alternative search strategies and allows searchers to narrow and focus their search results in a manner familiar to traditional searchers. At this point, it only searches open access content from ArXiv, PubMed Central and RePec, but parallel services also reach IngentaConnect and a series of book citation sources.

Your guide to radioactive waste resources on the internet!

Radio-Locator is the largest radio station search engine. You can use it to locate over 10,000 radio station websites and over 2,500 audio streams.

Aiming to make academic information easily accessible to everyone!

Retrievr is another visual search engine, but with a twist - it allows you to upload an image or make a sketch, then retrieves matching images from Flickr.

Scout Report Archives is an extensive list of carefully selected Web sites and mailing lists by subject with critical annotations

Scribd is a free, web-based, document sharing community and self-publishing platform that enables anyone to easily publish, distribute, share, and discover documents of all kinds.

Another search engine collection is Search-22 which gives you tabs for web search and meta search. Further, a link to general reference resources such as dictionary.com, Acronym Finder and QuoteWorld.org is provided. Search-22 allows you to search from each category. Type your search term/s into the search field and click on the name of your preferred site.

Searches the 35,000 sites that researchers, librarians and teachers have evaluated and approved. The ranking of high quality sites is increased. Aimed at students.

A search engine for the Semantic Web on the Web, crawling the World Wide Web for Semantic Web documents, which are written in RDF.

Enter your keywords and choose which search engines you want to search. No need to find and re-enter your search terms in every search engine.

A search engine for the biology/biomedical scientists, educators, clinicians and reference librarians. It is especially a unique resource for academic lectures/powerpoints.

Indexing thousands of the best academic information websites, selected by teachers and library professionals worldwide, in order to provide to students and teachers current, valid information for school and university academic projects!