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The Advances section of Scientific American 's September issue reports on a vaccine against nicotine addiction, a new x-ray technique inspired by large particle accelerators, how the brains of city folk may differ from their country cousins', and more. For those interested in learning more about the developments described in this section, a list of selected further reading follows

As any smoker can tell you, quitting is relatively easy.

Recipients would get skin prick rather than a shot with a long needle, but so far, only adults can choose it

I saw this paper going around the internet early last week, and I was immediately very interested. [More]

%excerpt% More here: GolfChannel: FedEx Cup playoffs hitting its peak

"I'm into hard sci-fi." [More]

By Gerard Wynn 500 MILES FROM THE NORTH POLE (Reuters) - The minimum summertime volume of Arctic sea ice fell to a record low last year, researchers said in a study to be published shortly, suggesting that thinning of the ice had outweighed a recovery in area. [More]

From Nature magazine. Hair-like filaments called pili enable some bacteria to remove uranium from contaminated groundwater

Johnny Miller and Dan Hicks wrap up Webb Simpson's win at the Deutsche Bank Championship and look at the FedEx points standings. (NBC Sports)

From Nature magazine. Our ancestors bred with other species in the Homo genus, according to a study published today in the Proceedings of the National Academy of Sciences

NORTON, Mass. (AP) - Monday at the Deutsche Bank Championship was filled with pressure shots and plenty of nervous moments, typical of any PGA Tour event that goes to a playoff. And that was before Webb Simpson beat Chez Reavie on the second extra hole.

By Christine Stebbins CHICAGO (Reuters) - It can't happen here, can it? [More]

From Nature magazine Francis Collins, director of the U.S.

By Pascal Fletcher MIAMI (Reuters) - Hurricane Katia may power up to a major Category 3 storm on Monday, but is expected to veer away from the East Coast later this week, avoiding a direct hit on a seaboard already battered by earlier Hurricane Irene. [More]

By Pascal Fletcher MIAMI (Reuters) - Hurricane Katia may power up to a major Category 3 storm on Monday, but is expected to veer away from the East Coast later this week, avoiding a direct hit on a seaboard already battered by earlier Hurricane Irene. [More]