algorithm-updates

The September 2019 Google Core Update – Case studies, health and medical volatility, Discover impact, “baby algorithms”, and revisiting the “kitchen sink” approach to remediation

Google typically pushes broad core ranking updates only a few times per year, and on September 24, 2019, they pushed yet another. Google’s Danny Sullivan pre-announced the update on Twitter and explained like previous core updates, it would be a global update and could take several days to fully roll out. Although it was quiet … Read more

Google’s Core Algorithm Updates and Copied Content: The Domino Effect of Negative Impact

There’s never a dull moment in Google Land. And that’s especially the case for health and medical sites over the past year starting with the Medic Update in August of 2018. Since then, we have seen several major core updates, which seem to include a new method of evaluating quality for health and medical sites. … Read more

Google’s Core Algorithm Updates and The Power of User Studies: How Real Feedback From Real People Can Help Site Owners Surface Website Quality Problems (And More)

Google just rolled out another broad core algorithm update on June 3 (which was preannounced by Google’s Danny Sullivan.) And once again, the core ranking update was big. It wasn’t long before you could see significant impact from the update across sites, categories, and countries. Some sites surged, while others dropped off a cliff. And … Read more

The March 12, 2019 Google Core Algorithm Update – A Softer Side Of Medic, Trust And The Link Graph, Quality Still Matters, And The Importance of the “Kitchen Sink”

In 2018, we saw three broad core ranking updates that caused massive volatility in the search results globally. Those updates rolled out in March of 2018, August of 2018 (Medic Update), and then late September of 2018. All three were huge updates, which sent some sites dropping off a cliff and others surging through the … Read more

The September 27, 2018 Google Algorithm Update And October 4 Tremor – Google Experiments, Relevance, Trust Signals, Reversals, and “Staying in your lane”

I was asked on September 26 whether or not I had seen another significant update after the August 1, 2018 update. That was a massive update and many sites were impacted across the web. Well, I said we were due, but didn’t realize how close we actually were. Just one day later on September 27, … Read more

Analysis and Findings From The August 1, 2018 Google Algorithm Update – A Massive Core Ranking Update

{Update July 2022: I just published my post about the May 2022 broad core update. In my post, I cover five micro-case studies covering drops and surges based on the update.} —– On August 1, 2018 Google rolled out one of the biggest algorithm updates I’ve ever seen. It was huge and many sites saw … Read more

The March 7 and April 16 2018 Google Algorithm Updates [Part 2] – Analysis and Findings From The 4/16 Update

In part one of this series, I covered an overview of the March 7 and April 16 updates, what I think could be going on with relevance and quality, what Google has explained about the update, and more. Now in part two, I’m going to provide examples of specific drops and surges I analyzed based … Read more

The March 7 and April 16 2018 Google Algorithm Updates – Relevance, quality, reverse-Panda, and clues from the past [Part 1]

Update: This is part one of two in my series about the March 7 and April 16, 2018 Google algorithm updates. I published part two and that post can be found here. On March 7, 2018 Google rolled out one of the biggest algorithm updates I’ve seen in a long time, which I called The … Read more

The Brackets Update – Analysis and Findings From The March 7, 2018 Google Algorithm Update (and March 14 Tremor)

I promised I wouldn’t but I just gave it a name. :) Actually, it’s based on a tweet from Marie Haynes saying, “It’s March Madness!” after I posted screenshots of the wild tremor starting on 3/14/18. More about that tremor soon. As many of you know, Google pushed a really big update starting the week … Read more

A Holiday Hornets’ Nest – Analysis and Findings From The December 2017 Google Algorithm Updates

Summary: From Maccabees to celebrities to doorways to affiliates, Google took it all on in December of 2017. There were several dates leading up to the holidays with significant movement from an algorithm update standpoint, including December 5, December 12, December 15, December 18, and December 26 (with possible connections between some of those updates). … Read more

It’s In The Stars – A Google Algorithm Update On 12/15/17 Is Impacting Some Official Celebrity Websites (Updated)

This is NOT a normal post for me to publish, but I wanted to quickly document what I’m seeing. I’m in the middle of heavily analyzing some larger algorithm updates that occurred in December (there were several), and I came across a very interesting situation. I noticed that some celebrities aren’t ranking anymore for their … Read more