For webmasters, the major search engines are the main sites on the list, which could potentially generate much traffic.
For researchers, known commercially-backed search engines generally mean more dependable results. These search engines are more likely to be well maintained and upgraded when necessary, to keep pace with the growing network.
If you are interested in meeting those search engines, see Search Engine Watch Search Engine Tips section for free passage, to help pass on what is essential for the presentation of search engines and improve their qualifying also. Relevant links to specific tips are integrated into this page too.
Also consider 
becoming a Search Engine Watch member, to access detailed information about the various major search engines work.
Google
Google has a deserved reputation as the best option for those looking on the internet. The crawler-based service provides comprehensive coverage of the area, along with great relevancy. Recommended as a first stop in their search for what you're looking for.
Google allows you to find more websites, however. Use top search box on the Google homepage, you can easily search for images on the web, discussions that are taking place on Usenet newsgroups, locate news information or perform product searches. Using multiple links provides access to information collected from humans, Open Directory and other services.
Yahoo
Yahoo's board still survives. You'll notice "category" links below some of the sites lists in response to a keyword search. When offered, these will take you to a list of places that have been reviewed and approved by a human editor.
It is also possible to search only pure human-compiled Yahoo Directory, which is like the old or "classic" Yahoo used to work. For this purpose, to find the homepage of Yahoo, in contrast to the ordinary Yahoo.com home page at home. Then you get two links directory categories and "Directory Results," as the basis for the first participant from all categories of the Yahoo directory.
As Google, Yahoo sells bonds to pay for placing advertising appearing on its website and distributed to others. Yahoo purchased Overture in October 2003.
Ask
Ask.com initially gained fame in 1998 and 1999 as a "natural language" search engine that allows searching, asking questions and responded with what seemed to be the right answer to everything.
In reality, the technology is not what made Ask Jeeves perform so well. Behind the scenes, the company had at one point about 100 editors who monitored search logs. So he went to the web and find what appeared to be the best places to match the most popular searches.
In 1999 bought Ask Direct Hit, which had developed the first "click popularity" search technology. Then in 2001, Ask acquired Teoma's unique index and technology relevant to your search. Teoma was based on the popular clustering concept theme.
Search AOL
AOL Search provides users with editorial listings that come Google's crawler-based index. Indeed, the same search on Google and AOL Search, comes with very similar matches. So why use AOL Search? Firstly because you are an AOL user. The "internal" version of AOL Search provides links to content that is only available in the AOL online service. In this way, you can search AOL and the entire Web at the same time. "External" version lacks these links. If you like Google, many of the features of Google as "cached" pages are not offered by AOL Search.
Search Engine Watch members have access to the page How search AOL, which provides a thorough coverage of how AOL Search operates and why it may be subtle differences between it and Google.
AltaVista
AltaVista opened in December 1995 and for several years was the "Google" of its time in terms of providing relevant results and a loyal group of users who loved the service.
Live Search
Live Search (formerly Windows Live Search) is the name of the Web search engine from Microsoft, which is the successor to MSN Search, designed to compete with industry leaders Google and Yahoo. The search engine offers some innovative features like the ability to see more search results on the same web page (instead of having to click through search results pages later) and the ability to adjust the amount of information displayed for each search result (ie just the title, brief summary or a longer summary). It also allows users to save searches and see them updated automatically on Live.com.
