More information and the nomination form
If you're looking for books to nominate, here's a few suggestions of books I thought looked interesting for the science fiction/fantasy categories. I haven't read any of these, but if you have and think they're nomination worthy, head on over to www.cybils.com and nominate!
Dodger
by Terry Pratchett
The Magisterium by Jeff Hirsch
Carnival of Souls
by Melissa Marr
Joshua Dread
by Lee Bacon (Middle-Grade SFF)
Mystic City by Theo Lawrence