If you have not yet tried Wolfram Alpha yet, then you don't really know the power of the internet. According to its own desctiption it is not a search engine, it is a computational knowledge engine. It sends back an answer rather than links. If I type in two stocks it will return a chart comparing market cap to shares outstanding. If I type in third cousin's great grandson it will return a family tree of that relationship... Earthquakes in Italy... a map with dots that I can deliniate a date or historical period.
It is just cool, Mathematica cool.
Read more about it at Discover Magazine