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Microsoft Bing is testing a light bulb icon on the right side of the search result snippets that when clicked on, open up more details about that page including an mage, URL, title, topics on the page and much more. You can also see a section to explore more on the topic from that page.
I personally can't seem to replicate this but Punit on Twitter shared a couple of screenshots of this in action (click to enlarge):
Here is the tweet:
#Bing added new popup for page information.
— Punit (@Punit6008) October 12, 2021
CC: @rustybrick pic.twitter.com/nHD59P11Vc
We've seen a variation of this with an arrow and less graphical a while back.
Forum discussion at Twitter.
Here is another variation from Frank Sandtmann, a german based SEO consultant:
