Browse from wherever you are. This strategy of following links from wherever you began is fine if you're not after anything in particular, and may be a way to run into interesting information you weren't aware of, but it is not an efficient search method when you have a specific research topic in mind. Use a search tool. This is the primary strategy for finding useful information on the Web. These databases link you directly to the websites they help you find.
Most search engines are for-profit entities which operate on advertising.
They allow for keyword searching to find documents on the Web, and they often also offer other services, such as free email, stock quotes, travel information, and more. No single search engine is likely to answer all your questions, and they differ considerably in how they work, and what they include. There are three basic types of search tools on the Web. These human or machine indexed databases help you find websites using keyword searches. There are many to choose from.