Search engine optimization (SEO) is the process of optimizing a website to rank higher in search engine results pages (SERPs). It is an ever-evolving field that requires constant adaptation to new changes and updates in search engine algorithms. As Google and other search engines strive to provide the most relevant and useful information to their users, SEO techniques must continually evolve to stay ahead of the curve.

One of the main reasons why SEO constantly changes is that search engines are constantly refining their algorithms to deliver the most relevant search results. Google alone makes hundreds of updates to its algorithm each year, and while most of these updates are minor, some can have a significant impact on a website’s search rankings.

For example, in 2011, Google launched the Panda update, which aimed to improve the quality of search results by penalizing websites with thin, low-quality content. This update forced website owners and SEO professionals to focus on creating high-quality content that provides real value to their readers.

More recently, in 2019, Google launched the BERT update, which uses Natural Language Processing (NLP) to better understand the context and meaning behind search queries. This update has made it even more essential for website owners to create content that is relevant and useful to their target audience.

Another reason why SEO constantly changes is that search engines are increasingly incorporating new technologies and features into their search results. For example, Google’s SERPs now feature rich snippets, featured snippets, and knowledge panels, among other features. Website owners must continually adapt their SEO strategy to optimize for these features and stay ahead of their competitors.

SEO is a constantly evolving field that requires continuous adaptation to new changes and updates in search engine algorithms. Website owners and SEO professionals must stay up-to-date with the latest trends and best practices to stay ahead of the competition and succeed in organic search rankings.