Google has a long history of famous algorithm updates, search index changes and refreshes.
Below are links to some of the most important resources for search marketers:
- Google Hummingbird
- Google Mobile Friendly Update
- Google Panda Update
- Google Penguin Update
- Google Pigeon Update
- Google Payday Update
- Google Pirate Update
- Google EMD (Exact Match Domain) Update
- Google Top Heavy Update
Content Source : Search Engine Land
Image Source : Search Engine Land
