Scholarly
MPCC Directory
Bielefeld Academic
BUBL
FirstSearch
Google Scholar
Internet Public Library
Intute
Librarian's Internet Index

Specialized
Focus Search
Itools
Technorati
USA Gov
Virtual Search Engines

Directories
About.com
CompletePlanet
Digital Librarian
Einet
WWW Virtual Library
General
EntireWeb
Factbites
Gigablast
Google
Windows Live
Yahoo
Cluster
AllPlus
Ask.com
Exalead
iBoogie
KartOO
Mooter
MetaSearch
Agent 55
Dogpile
Ixquick
Pandia
Search
Surfwax

Using Search Engines for Research

The search engines on this page illustrate the main types found on the Web. Enter a keyword in a text-box below or select one of the links at right.

For most research papers, information taken from free sites on the Internet should be verified with at least two peer-reviewed sources. More search tools are located on the Focus Search page or at Pandia.com.
Infomine
Scholarly - Higher quality results are usually obtained from these SEs.
Specialized - Bartleby only searches reference books.
Open Directory
Directory - Humans select the sites added to these databases.
Clusty
Cluster - Organizes results from several search engines.
Google
General - Large database of sites for general research.
Ithaki
Metasearch - Several search engines are searched simultaneously.