Looking for any scientific information, you must try this search engine at first :

http://www.scirus.com/

Scirus has been developed specifically to search for the scientific information. It searches over 250 million science-specific Web pages. It does not index websites containing non-scientific content. This very feature particularly differentiate it from the market leaders in this area. Its key features include:



You can save, email and export the search results as well. Apart from that you can refine your search with a list of suggested keywords.
This search engine is particularly helpful for the scientists and researchers.

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