A search engine or search service is a program designed to help find information stored on a computer system such as the World Wide Web, inside a corporate or proprietary network or a personal computer. The search engine allows one to ask for content meeting specific criteria (typically those containing a given word or phrase) and retrieves a list of references that match those criteria. Search engines use regularly updated indexes to operate quickly and efficiently. Without further qualification, search engine usually refers to a Web search engine, which searches for information on the public Web. Other kinds of search engine are enterprise search engines, which search on intranets, personal search engines, which search individual personal computers, and mobile search engines. However, while different selection and relevance criteria may apply in different environments, the user will probably perceive little difference between operations in these. Some search engines also mine data available in newsgroups, large databases, or open directories like DMOZ.org. Unlike Web directories, which are maintained by human editors, search engines operate algorithmically. Most web sites which call themselves search engines are actually front ends to search engines owned by other companies.
While Archie indexed computer files, Gopher indexed plain text documents. Gopher was created in 1991 by Mark McCahill at the University of Minnesota. (The program was named after the school's mascot). Because these were text files, most of the Gopher sites became Web sites after the creation of the World Wide Web.
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Directories :: Weblogs
Search Engines
Weblogs :: Promotion

Ariadne - Weblog Search Engines - Phil Bradley looks at the developments occurring with weblogs and how to go about searching on or for them.
Blawg Republic - Search engine and directory for law blogs. Provides full text search, RSS feeds, and top links in the blawg community.
Meta Description: [ Blawg Republic provides a digest view of the latest news and commentary from the legal blogging community. ]
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Blawg Search - Browse or search law-related blogs in a variety of ways.
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Blogdex Search - Search the Blogdex database for words appearing in a referenced URL, or search for words or phrases appearing in a blog's description.
Blogdigger - RSS search engine, providing full-text search, as well as metadata search on RSS information. It has link search funtionality, as well as searching by date, topic, title and other fields.
Meta Description: [ Blogdigger is an RSS Search Engine. Blogdigger gathers information from syndicated content to offer services like full text search, media search link tracking, blog aggregation, popular links and more. Add your feed in seconds! ]
BlogPulse - An automated trend discovery system for blogs. It analyzes and reports on daily activity in the blogosphere.
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Daypop - Search thousands of news sites and weblogs from around the world.
Deskfeeds - Search blogs and RSS feeds or browse by category.
Meta Description: [ deskfeeds.com ]
FeedBeagle.com - Customized news and feeds.
Meta Description: [ FeedBeagle is a new way for you to get your news. Our servers sort through hundreds of news feeds avaialble on the web to find just the stories that are interesting to you. ]
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FeedMiner - RSS and Atom feed search engine
Meta Description: [ FeedMiner - RSS and Atom feed search engine ]
Feeds Farm - Provides article summaries and search results in numerous different syndication formats.
Feedster - Search engine for RSS feeds, which constantly monitors the world of blogs. Includes an image search.
Google Blogsearch - The goal of Blog Search is to include every blog that publishes a site feed (either RSS or Atom).
IceRocket Blog Search - Search can be restricted in several ways.
Meta Description: [ Real-time blog search engine. Trends tracking. ]
Plazoo - RSS search engine for news and blogs. Allows users to create personal RSS feeds on merged feeds, search results, and personal interest profiles.
Meta Description: [ ►► PLAZOO - News and Blog Search Engine ]
Popdex - Search allows for finding words in news, referenced links, blog URLs or descriptions and also allows for finding all blogs pointing to a particular link.
Postami blog tracking - Search blogs by keyword throughout the world.
Meta Description: [ Blog , blog post, blog news, all around blogs, all about blogs ]
PubSub.com - Filter over one million weblogs and information streams to find content you're looking for, in real time.
Read A Blog - View new additions, most popular, top searches and recently viewed.
Meta Description: [ RSS Feed and Blog search engine, thousands of blogs and rss feeds ]
Technorati - Searches weblogs by keyword and for links. Also provides news from general news services and blogs.
WSJ.com - New Search Engines Help Users Find Blogs - The race is on to become the Google of blogs. A number of small companies are working to track weblogs and their posts in nearly real time.
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