ChemXseer

http://chemxseer.ist.psu.edu/
ChemXSeer is an integrated digital library and database allowing for intelligent search of documents in the chemistry domain and data obtained from chemical kinetics.

Search Engine Use – a PEW report

http://www.pewinternet.org/pdfs/PIP_Search_Aug08.pdf
The percentage of internet users who use search engines on a typical day has been steadily rising from about one-third of all users in 2002, to a new high of just under one-half (49%). With this increase, the number of those using a search engine on a typical day is pulling ever [...]

Science 2.0 Gains Another Search Engine: Q-Sensei From Lalisio

http://newsbreaks.infotoday.com/nbReader.asp?ArticleId=50370
by Barbara Quint
Posted On August 21, 2008

Another sci-tech search engine has joined others to serve the needs and tastes of scientists. This one comes from a small company whose main service is the Lalisio social network for scientists. While the 2 million-plus article content nowhere near reaches the size and [...]

Scirus reviewed by Peter Jacso

http://www.gale.cengage.com/reference/peter/200806/scirus.htm
Scirus stands out among the few multidisciplinary science-oriented databases that are freely available on the Web by virtue of its capable and intelligent software (see the exception later), and deep indexing and searching of more than 53.5 million scholarly and/or professional documents. Windows Live Academic could never come close to it [...]

CUIL

http://www.cuil.com/
Welcome to Cuil—the world’s biggest search engine. The Internet has grown. We think it’s time search did too.
The Internet has grown exponentially in the last fifteen years but search engines have not kept up—until now. Cuil searches more pages on the Web than anyone else—three times as many as Google and ten [...]

99 Resources to Research & Mine the Invisible Web

http://www.collegedegree.com/library/college-life/99-resources-to
By Jessica Hupp
College researchers often need more than Google and Wikipedia to get the job done. To find what you’re looking for, it may be necessary to tap into the invisible web, the sites that don’t get indexed by broad search engines. The following resources were designed to help you do just [...]

Nextbio

http://www.nextbio.com/b/corp/about.nb
NextBio’s mission is to make the world’s life sciences information universally accessible. Our goal is to empower researchers and clinicians to make new discoveries in science, find new and better cures to diseases, and work more collaboratively. Our enterprise clients include the world’s top commercial and academic institutions, including Eli Lilly, [...]

PageRank for Product Image Search

http://www.www2008.org/papers/fp506.html
In this paper, we cast the image-ranking problem into the task of identifying “authority” nodes on an inferred visual similarity graph and propose an algorithm to analyze the visual link structure that can be created among a group of images. Through an iterative procedure based on the PageRank computation, a numerical weight is assigned to [...]

MP3gle

http://mp3gle.net/
an audio search engine

Scitopia

http://www.scitopia.org/scitopia/
A new version of Scitopia.org, which was announced in April 2007, has been released. This searches three million items, including journal content and conference proceedings from 19 professional societies. These societies are mainly based in the USA and include ASCE, ASME, IEEE, SAE and SPIE
Scitopia.org, the free federated search portal to the digital libraries of [...]