Check out www.wolframalpha.com Very smart person (with a smart company behind him) attempting the impossible. (He is smart to the point where he got his PHD when he was 20). Interesting Site Indeed.
There Goal: Our goal is to build on the achievements of science and other systematizations of knowledge to provide a single source that can be relied on by everyone for definitive answers to factual queries.
Try typing equations into it or anything computable.