Computational Knowledge Engine: Wolfram|Alpha

Review of Wolfram|Alpha from the makers of Mathematica.

"According to Stephen Wolfram, the goal of Alpha is to give everyone access to expert knowledge and the data that a specialist would be able to compute from this information."

Alpha will go live within the next few weeks.

http://www.readwriteweb.com/archives/wolframalpha_our_first_impressions.php