Grokker has finally gone public with their initial release. It's powered by Yahoo! Search, & is an entirely different way to search the web - graphically. Very cool idea, I just wonder if it'll catch on...

"Grokker returns query results organized into a visual map. Click on any category to 'zoom in' and explore its contents. Click outside of a category’s border to zoom back. Click the TOP button to return to the top level of the map."