One of the things I like best about Google is their clean, elegant and functional UIs. Microsoft's web offerings always seem to be a step (or three) behind, or so I thought before running across http://www.start.com/1/
Once again the folks at MSN prove that they really 'get it'. Great job!
Update: The first two comments made it clear that people are totally missing out on the cool part. Hint: click the little 'show' link on the bottom left of the blue bar without doing a search.