There are many great Search Engines, it would be very interested to put up a list of engines and Informations.

~-[[http://www,google.com/ International Google]]
~-[[http://www.google.de/ German Google]]
~-[[http://scholar.google.com/ Google for Academics]] (something I only just learned about)
~-[[http://search.msn.com Microsoft Live Search]]
~-[[http://search.yahoo.com Yahoo! Search]]