Drupal has been officially updated to version 6! An announcement detailing some of the new features is available at: http://drupal.org/drupal-6.0. If you are unfamiliar with Drupal you can get a booklet that describes it at: http://drupal.org/node/10767. Amoungst the new features is built in OpenID integration, better language support, easier theming and a new Schema API that makes it easier for module developers to support databases other than MySQL.
Drupal is a great way to build websites that enable people to work together. Watch out for posts about the new version of Drupal on this website in the coming weeks.