The science search engines below let
you find information within different fields.
Biocrawler: Directory and search engine for biological information.
Directory and search engine for information about chemistry.
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.
SciSeek is a focused web directory created by human editors. It's a useful tool for browsing
for information in a specific scientific area.
catalogs Internet resources of civil engineering technology; covering all disciplines:
architectural, construction, environmental, geotechnical hydraulic, structural, surveying and