Google Tests Green Bubble Header Display In Search

You know when Google shows you a colored header background in search for some queries? Well, Google is now testing a different interface for that where the header is a white background but instead Google uses buttons in bubble format that are colored.

Shalom Goodman spotted this and posted a screen shot on Twitter of this in action. Here is that screen shot:

Now, this is what I see (a day later, so ignore the Google Doodle aspect):

I like the bubble buttons versus the solid background color but that is me.

Forum discussion at Twitter.

Update: More examples:

Looks like Google is possibly testing some minor UI changes for entities/knowledge panels in the mobile SERP. The refinement bubbles are sticky as well (last screenshot). pic.twitter.com/r4uo3GT5ea

— Brian Freiesleben (@type_SEO) November 1, 2020