What are the latest updates in Google search algorithm?

Fred:The latest of Google's confirmed updates, Fred targets websites that violate Google's webmaster guidelines.The majority of affected sites are blogs with low-quality posts that appear to be created mostly for the purpose of generating ad revenue.
Possum:The Possum update ensured that local results vary more depending on the searcher's location: the closer you are to a business's address, the more likely you are to see it among local results.

Google announced that the mobile-first index was finally "rolling out." Since the index has been in testing for many months, and Google has suggested they are migrating sites gradually, it's unclear how much impact this specific roll-out had on the overall index. Webmaster should begin to see notifications within Google Search Console.

Latest updates in google search algorithm:
1. Fred
2. Intrusive Interstitials Update
3. Mobilegeddon
4. RankBrain

Google latest updates that I have seen with my one website that Google has been stopped to show review rich results in SERPs for Localbusiness/Organization Schema.

I think, Google is changing their algo time to time without even notifying. Most of the updates are noticed by webmasters from ranking fluctuations while Google never bothers to declare the reason most of the time. As I recall it was the "Google core algorithm update" which occurred at last.

Site Diversity Update - 6 June

The new google update is BERT algorithm that is especially designed to understand more on the users query and the concept of the content.

The latest google algorithm update, which will be a Broad Core Algorithm Update like the one released in March, will officially be called the June 2019 Core Update. It is the first time that Google is pre-announcing the launch of an Algorithm update.

The latest google algorithm update, which will be a Broad Core Algorithm Update like the one released in March, will officially be called the June 2019 Core Update. It is the first time that Google is pre-announcing the launch of an Algorithm update.

Google search algorithm does have day to day updates on regular basis whereas BERT is one of the update that follows and rolling, BERT (Bidirectional Encoder Representations from Transformers) is a recent paper published by researchers at Google AI Language.