We have seen the interesting finds section for AMP pages and other types of blocks in the Google mobile search results. But Google seems to be testing the interesting finds section in some knowledge panels on mobile search.
Here are screen shots from Glenn Gabe on Twitter:
And then you click on it and you get this:
BTW, check this one out. It's a carousel, but part of a knowledge panel for "business automation". If you scroll down the SERP, you see a carousel, but if you click "Interesting Finds" in the panel menu, you get a full list of 10. *Interesting* SERP treatment, so to speak. :) pic.twitter.com/KsFQrg6EAn
— Glenn Gabe (@glenngabe) July 8, 2019
This is an interesting place to put them, interestingly enough, I cannot replicate the interesting finds feature in the knowledge panel on Google mobile search. :-)
Forum discussion at Twitter.