By Danny Sullivan , February 20, 2002
The science search engines below let you find information within different fields.
ResearchIndex (CiteSeer)
http://www.researchindex.com
ResearchIndex (formerly called CiteSeer) is a computer science research search engine with a number of unique capabilities, including citation indexing, links to related and similar documents, bibliographic coupling and collaborative filtering.
Computer Science Research Papers
Cora allows you to search for computer science research papers in PostScript format from universities and labs all over the world.
Biocrawler
Directory and search engine for biological information.
Chemie.DE
Directory and search engine for information about chemistry. Click on the "search engine" link on the home page to search.
Scirus
Scirus combines a targeted crawler from FAST that focuses only on web sites with scientific content, with Elsevier's massive scientific information resources drawn from thousands of journals and books.
Biolinks
A search engine for scientists, with links to journals, organizations, companies and more. It spiders the web and has human-categorized results.
SciSeek
SciSeek is a focused web directory created by human editors. It's a useful tool for browsing for information in a specific scientific area.
iCivil Engineer
catalogs Internet resources of civil engineering technology; covering all disciplines: architectural, construction, environmental, geotechnical hydraulic, structural, surveying and transportation
MathRix
MathRix est un annuaire de recherche francophone specialse dans les sites mathematiques. MathRix is a directory of web sites in French and about mathematics.
PSI - Polymer Search on the Internet
Search engine for the global polymer, plastic and rubber industries. Includes daily industry news.
SStreams
A directory of technical computing oriented links. Top categories are high-level programming languages like MATLAB, LabVIEW, Mathematica, and others.
On-Line Encyclopedia of Integer Sequences
http://www.research.att.com/~njas/sequences/
Wondering if a sequence of numbers you have matches any particular formula or pattern? This is one of those great little sites you'll want on your bookmark list, for seeking such answers. (Jan. 2003)
O'Reilly Network Safari Bookshelf
http://safari.oreilly.com
Search across content from hundred of technical books from O'Reilly and other publishers. To view content from a particular book, you need to pay a monthly or yearly subscription. Pricing begins at US $10 per month, for access to up to five books. (Jan. 2003)