* Unanswered questions surround reported suicides at Guantanamo.
* What next for the death penalty debate?
* Addition remains an epidemic in Russia.
* Rio's controversial plan to wall off the favelas.
* "Sarah Palin's brand of populism is dangerous and deceptive."
* Why AOL Time Warner failed to change the world.
* Three words: "gibbon dating agency."
* Nice. Comparing wine ratings to... a coin toss.
* French artist Moebius talks about manga.