Search Engines

Understanding how search engines work, Google in particular, is important when working in SEO. The basics of crawling and indexing are amazingly useful to understand if you want to rank your own content.

Additionally, Google updates its algorithm several times a year. Understanding the more significant updates, and how they work, can help you to craft content and SEO strategies that are up-to-date.

We've written extensively about how search engines work, and included some of the top resources here. You can also browse the latest posts on search engines from the Moz blog below.

How Search Engines Work : New to SEO? Start with the basics of how search engines operate with our free beginner's guide.

Search Engine Ranking and Visibility : Learn the fundamentals of how search engines rank content on search engine result pages.

Google Algorithm Update History : A complete history of Google algorithm updates since 2000. This includes important links and references for understanding how Google works.

How Search Engines Value Links : Search engines work off a number of signals, but two of the most important are content and links. In this video, Rand Fishkin explains the basics of link evaluation.

MozCast : Is Google updating it's algorithm as we speak? MozCast is the Google algorithm weather report, so you can see how much Google results are changing each day.

Most Recent Articles on Search Engines

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Unnatural Link Warnings and Blog Networks
Carson Ward

Unnatural Link Warnings and Blog Networks

Advice and Confessions from a Reformed Link Network Spammer There was only one time when link building was the easiest, least challenging part of my SEO work. I was a link network spammer, relying upon services with names like "blog networks" and "article networks." These services allow paid subscribers to post their content to a network of sites...

Understand and Rock the Google Venice Update
M

Understand and Rock the Google Venice Update

I am slightly shocked and simply amused that the recent Google Venice Update has largely flown under the radar. The Inside Search Blog published a list of 40 some-odd changes to the algorithm for February, and it seems that Panda 3.3 and the mysterious one liner about link valuation captivated most of the SEO and Inbound world...