Google is frequently testing new user interfaces both on desktop and mobile, new search features both on desktop and mobile and new algorithms both on desktop and mobile. The latest two tests spotted were a brand new look and feel for the mobile results and a new box named “people also ask” that generated related queries for your search term.
Google New Mobile Search Design Test
This one was spotted by Android Police. The image on the left is the Google mobile design you and I would typically see, the one on the right is the new test Google is trying out:
The new look feels somewhat more like the desktop version of Google, just more of a responsive design approach.
People Also Ask Search Box
Dan Barker spotted this and posted it on Twitter. It has a box towards the top of the search results that says “people also ask,” and then lets you click on alternative or related search queries to refine your search results.
Here is a picture of that:
Here is a picture from @kieranheadley showing this expanded: