Over at Google Blogoscoped, Tony Ruscoe & Philipp Lenssen have uncovered a Google Experiment called the "Wonder Wheel." The experiment shows related searches. Ruscoe and Lenssen offered up screenshots using the search term "comic books."
Wonder Wheel is reminiscent of the concept (though not the visual implementation) behind Quintura.
Google's Search Experiments are Sometimes Subtle
Search and traffic sourcing are both crucial to luring shoppers to your website. In this article, "2 Successful Holiday Strategies for Online Retail", you'll learn how to use a two-pronged approach for your holiday search campaigns that combine top keywords with the best referral sites. Data in this article comes from SimilarWeb.