Google Algorithm Updates
Every major Google algorithm update explained — what changed, who it hit, and how to recover — plus ranking-factor weights and the complete update history.
01
How Google Ranks Pages
From crawling to serving — the four stages behind every results page, diagrammed.
02How Gemini Chooses Sources
How Google’s AI grounds answers in Search and picks which pages get cited.
03How ChatGPT Chooses Sources
The retrieval pipeline behind ChatGPT citations — and why most pages never make it in.
04All Resources
Return to the full resource center — reports, guides, checklists, and tools.
Google Algorithm Updates
18 postsGoogle UpdatesThe Complete Google SEO Algorithm Update History
Google UpdatesLocal SEO Ranking Factors and Projected Weight from 2026 – 2028
Google UpdatesNational SEO Ranking Factors and Projected Weight from 2026 – 2028
Google UpdatesThe Google AI Overviews Update and Its Impact on Your SEO
Google UpdatesThe Google Helpful Content Update and How to Recover Your Rankings
Google UpdatesThe Google Product Reviews Update and What It Means for Your SEO
Google UpdatesThe Google Fred Update and How to Recover Your Rankings
Google UpdatesThe Google Panda Update and What It Means for Content Quality
Google UpdatesThe Google Penguin Update and How It Changed Link Building
Google UpdatesThe Google Hummingbird Update and How It Changed the Way Search Works
Google UpdatesThe Google Pigeon Update and Its Impact on Local SEO Rankings
Google UpdatesThe Google RankBrain Update and How Machine Learning Changed Search Rankings
Google UpdatesThe Google Mobile Update and Why Mobile-Friendly Design Matters for SEO
Google UpdatesThe Google Possum Update and How It Changed Local Pack Results
Google UpdatesThe Google BERT Update and How Natural Language Processing Changed Search
Google UpdatesThe Google Pirate Update and How It Handles Copyright Violations
Google UpdatesThe Google Top Heavy Update and Its Impact on Ad-Heavy Pages
Google UpdatesThe Google Exact Match Domain Update and What It Changed for SEO
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