Wolfram Alpha!

A search engine which gives you results!

http://www95.wolframalpha.com/input/?i=age+of+universe

http://www95.wolframalpha.com/input/?i=why+is+the+sky+blue

Very good at Math:

http://www95.wolframalpha.com/input/?i=135+factorial

http://www95.wolframalpha.com/input/?i=x^2+%2B+y^3+%3D+103

http://www95.wolframalpha.com/input/?i=integrate+sin+x+dx+from+x%3D0+to+pi

And the Sciences:

http://www95.wolframalpha.com/input/?i=time+to+fall+500m

http://www95.wolframalpha.com/input/?i=mars

http://www95.wolframalpha.com/input/?i=.in

http://www95.wolframalpha.com/input/?i=mango

And Finance:

http://www95.wolframalpha.com/input/?i=msft

A intelligent calculator.

And funny too! :)

Technorati Tags: Wolfram Alpha,Search Engine