Amaznode uses the "customer who bought this also bought" data from Amazon to generate a graph of product relationships.

Ten thousand years from now, the last remaining momument of the U.S. military-industrial complex could well be the Waste Isolation Pilot Plant. And it will be marked by an elaborate keep-out sign. Planners building underground storage for radioactive military waste hope to develop a universal warning system that will communicate its message to future societies, regardless of language, custom or even species.

[Wired]

A flickr collection of real-world Pantone colors.

dimvision provides clicky-clicky directed graphs of music albums. A really lovely interface, like what Last.FM wants to be when it grows up.

Dreamlines is an attempt to visualize dreaming as a process. Provide the site a few keywords from your dream, and Dreamlines fetches the Google Image results for those words. Instead of displaying the results, the images are used to alter the vector of 1500 autonomous particles, whose trail composes the image you're shown when the process is complete. Confused? Try reading the official explanation instead. [via Info Aesthetics]