According to Wolfram Alpha, Wolfarm Alpha is a “computational knowledge engine” (an answer engine) developed by Wolfram Research.

It is a a knowledge based search engine which provides answers for different types of question and would display the results in seconds! Wolfram Alpha is certainly a great tool offering great search environment.

Wolfram Alpha has gone live from May 16, 2009. Here is a demo video and the full version video where you can watch and know what Wolfram Alpha can do for you. Enjoy! =)