Well, check out http://knol.google.com [3] and see what others have provided as knols
[4]
Links:
[1] http://linux.philosweb.com/drupal/category/it/blogging
[2] http://linux.philosweb.com/drupal/category/it/google
[3] http://knol.google.com
[4] http://linux.philosweb.com/drupal5/files/image_2_7.png