* Good read: the slow collapse of Pakistan.
* NYTimes analysis of Obama's speech.
* Joe Klein on his state of the (political) union.
* "This is not your father's country anymore. And we had better all start getting used to it."
* The limits of air power made evident in Afghanistan.
* Ugh. NASA satellite crashes after launch.
* The Republican party remains proudly anti-science. (And personally, I want someone monitoring volcanoes, thank you very much.)
* Smallville gets a ninth season, and Supernatural a fifth.
* Ooh! The Explainer, on how to shoot down a helicopter with a pistol.