7 min read
Google AI Mode’s Early Adoption and SEO ImpactOur study reveals early trends of how people are adopting Google’s AI Mode and how this may impact SEO and marketing.
Luke HarselJul 30, 2025
Original Research & Studies
Stay on top of the SEO industry with original research and studies. Here are the latest data-backed resources.
8 min read
We Studied the Impact of AI Search on SEO Traffic. Here’s What We Learned.Our research shows AI search visitors could surpass traditional search visitors in 2028. Plus much more.
Rachel HandleyJun 09, 2025
12 min read
Investigating ChatGPT Search: Insights from 80 Million Clickstream RecordsDiscover how ChatGPT is reshaping search habits and web traffic patterns. Analysis of 80M clickstream records reveals changing user behaviors and referral trends in AI-driven search.
Brenna KellyFeb 03, 2025
9 min read
SearchGPT vs. Google and Bing: A Quick Comparison of Search EnginesCurious how OpenAI‘s SearchGPT measures up against Google and Bing? We tested 5,000 queries to uncover the key differences in ranking, domain preferences, and search experience.
Brenna KellyDec 13, 2024
7 min read
How Is SEO Split Testing Different from CRO Testing?
In this post, we will discuss the differences between CRO (conversion rate optimization) testing and SEO split testing. This thorough overview can help you determine if SEO split testing fits into your SEO strategy.Matthew HepburnMay 04, 2022
3 min read
SEO Split Test Result: Would Removing Social Media Icons Improve Clicks To The Website?
Are social media icons important for SEO? We decided to run an SEO split test where we removed social media icons from blog pages on the SaaS site. Find out the result of this SEO experiment.Brian MoseleyApr 29, 2022
8 min read
15 Tips for Scaling Your SEO Content Strategy
In this post, we cover 15 tips for making SEO a priority in content strategies and how this impacts scaling SEO.Matthew HepburnApr 29, 2022
4 min read
SEO Split Test Result: Find the Best Answer for Both Users and Search Engines
This short case study focuses on testing multiple variants for the same SEO element (page title) on Blokker.nl (retail site) to find the best-performing variant.Brian MoseleyApr 28, 2022
2 min read
SEO Split Test Result: Small H3 Change, Big Click Result
Are header tags important for SEO? We decided to run an SEO split test where we changed the H3 tag to include the related keyword. Find out the result of this SEO experiment.Brian MoseleyApr 14, 2022
10 min read
The Content Marketing Landscape in 2022: Small & Midsize Businesses
Semrush Marketplace surveyed 217 small and midsize businesses (SMBs) in the US, across a range of different industries. Our mission: To understand how they create content, who they work with, what their goals are—and what content types get them the best bang for their buck. Explore our findings and insights to get a better understanding of content marketing and how SMBs across the US are using it to grow.Jakub ZielinskiApr 13, 2022