Yahoo! responds fast to Window's Live QnA. Yahoo! Answers will now be served alongside search results. The results will be provided in a vertical result box which not only adds freshness in terms of looks but results too. That makes the search results not just more fun but also more accurate.
Moves like these are part of natural evolution of the search engines. Making search results more human is part of the interactivity that the online world is moving toward. The logical question " What will be the next step?"