The Principles proprietor is currently at WorldCon where the Hugo awards are given out. This year's winners are available (among many other places, I'm sure) at Patrick and Teresa Nielsen Hayden's blog. I wasn't a huge fan of Rainbows End myself. I did like "The Girl in the Fireplace", a Doctor Who episode. The writer, Steven Moffat, also wrote "Blink", this season's best episode.
Rainbows End Hurrumph.
The best Novella and Novellete were pretty good, though.
Patricia and Teresa Nielsen Hayden
Goodness. I believe you want to restore the male form of the first of those names.
By superdupersymmetry, in some alternate cosmos of the multiverse, it is:
Patricia and Terence Nielsen Hayden
and their blog is called: "Making Dark."
By the way, they are great editors, convention panelists, and taught me what little I know of blog etiquette.
Rainbows End, Vernor Vinge (Tor)
"A Billion Eves", Robert Reed (Asimov's Oct/Nov 2006)
"The Djinn's Wife", Ian McDonald (Asimov's Jul 2006)
"Impossible Dreams", Tim Pratt (Asimov's Jul 2006)
James Tiptree, Jr.: The Double Life of Alice B. Sheldon, Julie Phillips (St. Martin's)
DRAMATIC PRESENTATION: LONG FORM
Pan's Labyrinth (Screenplay by Guillermo del Toro. Directed by Guillermo del Toro. Picturehouse.)
DRAMATIC PRESENTATION: SHORT FORM
Doctor Who (Written by Steven Moffat. Directed by Euros Lyn. BBC Wales/BBC1.)
EDITOR, SHORT FORM
Gordon Van Gelder (F&SF)
EDITOR, LONG FORM
Patrick Nielsen Hayden (Tor)
Locus, Charles N. Brown, Kirsten Gong-Wong & Liza Groen Trombi
Science-Fiction Five-Yearly, Lee Hoffman, Geri Sullivan & Randy Byers
John W. Campbell Award for Best New Writer [Not a Hugo]
A good place to start understanding the Hugo Awards voting this year:
That links to, for instance:
The official Hugo Awards website includes a photo of the award trophy, the voting breakdown [pdf], and the nomination counts [pdf].
Â» Science Fiction Awards Watch has this analysis of the results, category by category.