Online Journals Search Engine - http://www.ojose.com/ A multi-search tool that permits queries of a number of scientific journals.
iSpecies - http://darwin.zoology.gla.ac.uk/~rpage/ispecies/ A species search engine from Rod Page of Glasgow University. Search on either the common or Latin name of a species. Results are generated by querying other data sources.
ISI Highly Cited - http://isihighlycited.com/ A search tool to identify individuals, departments and laboratories that have made fundamental contributions to the advancement of science and technology in recent decades.
CiteSeer - http://ksuseer1.ist.psu.edu/ Scientific literature digital library and search engine.
SciSeek - http://www.sciseek.com/ Science search engine and directory. Also provides forums, tools and related news.
Scirus - http://www.scirus.com/srsapp/ Search engine that fetches only scientific websites.
Article Sciences - http://articlesciences.inist.fr/ Scientific article search and order engine, a service provided by Institut de l'Information Scientifique et Technique (INIST) of Centre National de la Recherche Scientifique (CNRS), France.
Science-advisor.net - http://www.science-advisor.net Scientific search engine and online forum. Researchers and students can search the scientific literature and can freely and anonymously discuss and review research articles.
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