Content & Quality: a timeline
What Google's systems are trying to reward and demote in the writing itself: helpfulness, experience and expertise, originality, and the treatment of thin, duplicated or mass-produced pages. This is where guidance on AI-generated content lands.
Latest content & quality news · This month's content & quality recap · RSS for this topic · What Google said about it
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October 2026 16 headlines
- Google changed their helpful content guidelines to emphasize good “Main Content”
- Google AI Overview Citation Cards With AI-Generated Summary Snippets
- Microsoft Bing New AI New Controls With AI Training From AI Search Grounding
- Why People Ignore AI Content
- What Influences Brand Visibility in AI Search: A Research Study of the Factors
- Google's John Mueller: Eventually Systems Will Catch The AI Spam & Tricks
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September 2026 2 headlines
Spam update September 2026 spam update began 24 Sep
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August 2026 10 headlines
Spam update August 2026 spam update began 18 Aug
- AI-Generated Images Can Perform as Well as Stock Photography
- Chunkability: Why Some Content Gets Cited and Most Doesn’t
- Google Can Now Accurately Detect Your AI Content
- The Custodial Era of UX: Cleaning Up After AI
- AEO mentions vs. citations: Key differences explained
- Better answers, broader thinking: What students gain from ChatGPT and critical-thinking training
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July 2026 1 headline
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June 2026 1 headline
Spam update June 2026 spam update began 24 Jun
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May 2026 1 headline
Core update May 2026 core update began 21 May
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January 2026 1 headline
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December 2025 2 headlines
Core update December 2025 core update began 11 Dec
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November 2023 1 headline
How this is built
Every archived headline is tagged with topics by keyword. Each month shows the most significant content & quality headlines by this site's impact score, plus any Google update that began that month. Months with nothing archived are left out. The archive began in earnest in mid-2025, so earlier months are thin.