Google Liquid Galaxy live demo at TED
Links:
[1] http://linux.philosweb.com/drupal/category/it/gis
[2] http://linux.philosweb.com/drupal/category/it/google
[3] http://linux.philosweb.com/drupal/category/it/innovation
[4] http://linux.philosweb.com/drupal/category/it/visualization