The guy who invented Mathmatica is developing a search tool that answers questions. Instead of it giving you a list of possible results, it searches its own database of content (based on Wikipedia among others) and formulates the answer for you.

I know Google REALLY wants to give people the answer they’re looking for on the first try…maybe they will buy/license his technology!

Stephen Wolfram Reveals Radical New Formula for Web Search | Epicenter.