I've just posted an article about the basics of search engine function. Not an in-depth look of course, that would be more like an ebook

Knowing a bit about how search engines produce those imposing pages of search results can help a lot with improving SEO on your own site. I'm planning an article in a few weeks that will go more into SEO for webmasters / web content producers.

The term "search engine" is often used generically to describe both crawler-based search engines and human-powered directories. These two types of search engines gather their listings in radically different ways. 1.Crawler-Based Search Engines 2.Human-Powered Directories

I couldn't find the article. Is there a link to it somewhere?

How much you know about SEO and how much time you work on seo field that is main factor and useful for you to write article about this. and if you need more information about this then google is full with this.

Search engines work by crawling hundreds of billions of pages using their own web crawlers. These web crawlers are commonly referred to as search engine bots or spiders. A search engine navigates the web by downloading web pages and following links on these pages to discover new pages that have been made available.