Data Visualization: Modern Approaches is a Smashing Magazine article examining a variety of increasingly popular or novel information visualization employed on modern websites.
A Bright, Shiny Service: Sparklines A web service implementation of Edward Tufte’s sparklines idea, in Python.
CHAIN: Oklahoma's Comprehensive HIV/AIDS Information Network. A prototype web portal, designed to provide one-stop access to AIDS information for a state with a lower HIV infection rate. Funded by the National Library of Medicine. The concept is that people in small towns or rural areas can access information and contacts without leaving home. Web designers and MetaFiltrans - does the concept work? Seen anything similar in your community?
"The Web, left to its own devices, would be the exact opposite of that: It's like a giant city with no neighborhoods; it needs these kind of meta-filters, these second-level kind of things, whether it is Yahoo or Google or Slashdot, to rein in that chaos and turn it to something more organized." From the second page of an interview with the author of Emergence, Steven Johnson (also co-founder of Feed).