Many Eyes is a Java-based service that allows you to upload a data set and then graph it in an incredible range of styles. First, you will need to register (for free) with IBM’s Alphaworks and ...

We recently went back and collected data on all the ads we've posted and created a treemap data visualization so readers could sort them across categories.

Newsmap is a news aggregation tool that organizes news stories, by popularity and volume of reporting, in a visually pleasing treemap—making it extrem ...