Google Image Search tests a new interface for related searches. Instead of displaying a list of thumbnails when you mouse over the related searches, this experimental interface shows a small collage of images above the queries.


Click one of the related searches and Google shows an additional box. It looks like the black box that's displayed when you click an image search result:


Here's the standard interface:


In other related news, search by subject no longer works. Hopefully, it's just a bug:


{ Thanks, Abdul. }