Nov. 20: Rachel Maddow is joined by former Gov. Eliot Spitzer, Air America Radio correspondent Ana Marie Cox, and FiveThirtyEight.com’s Nate Silver to talk about ... more

Nov. 20: Rachel Maddow is joined by former Gov. Eliot Spitzer, Air America Radio correspondent Ana Marie Cox, and FiveThirtyEight.com’s Nate Silver to talk about ... more

Nov. 20: Countdown guest host Lawrence O’Donnell talks about the Palin media blitz as seen through the eyes of late night TV. (Countdown)

Nov. 20: Countdown guest host Lawrence O’Donnell talks about the Palin media blitz as seen through the eyes of late night TV. (Countdown) Lawrence O'Donnell - ... more

Several doctors groups and advocacy groups set guidelines for cancer screening, and they update that advice periodically as new information emerges.

Starting next year an extra 6.3 million children worldwide will have the chance to feel that pinch and get vaccinated against some of the world's ... more