Analysts say Google has been rock solid but Microsoft (Bing?), WolframAlpha taking aim

The release of Wolfram Alpha Inc.'s WolframAlpha fact engine last week and the expected unveiling of Microsoft Corp.'s new search engine tomorrow are creating some unease for longtime search champ Google Inc.

The unusual activity in the search engine business has analysts looking less on the specific capabilities of WolframAlpha or Microsoft's new Kumo tool, and more at how Google will respond. The search giant's name has become synonymous with search, but Google has rarely faced the hype surrounding WolframAlpha or the marketing and advertising muscle of tech behemoth Microsoft.

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