8 pm pacific. Did my first query on wolfram alpha. Get out your popcorn and check it out.
Then you too will be able to compare the ratios of the GDPs of different countries over time.
You can compare the heights of mountains to the length of bridges.
You will more flexible bond and mortgage calculators.
You will have a subset of canned Mathematica capabilities available online and for free.
You will be able to compute many of the number facts and you will be able to sign up and add number fact sets.
Wolfram alpha blog announcement.