Wolfram|Alpha is the first step in an ambitious, long-term project to make all systematic knowledge directly computable for everyone. Wolfram|Alpha uses its built-in algorithms and an ever-growing data set to compute the answers to your questions and calculations.

In this video, Wolfram|Alpha creator Stephen Wolfram gives a brief introduction to the computational knowledge engine. Part 2 of his introduction can be viewed here:
http://www.youtube.com/watch?v=gF_qhJUPqF8

For more information about Wolfram|Alpha, please visit their website:
http://www.wolframalpha.com

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