Three southern states are emerging as ones to watch for the U.S. Senate race: Kentucky, Mississippi and Georgia. Depending on who wins the seats up for grabs, the end result might mean a Democratic 60-seat, filibuster-proof "supermajority."

There is science and there is cooking. Then there is the area where the two intersect. New York Times writer Julia Moskin joins The Takeaway to talk about the culinary and scientific as heavy machinery, geometry and electrical engineering enter the kitchen.

In the tough global economy, trade is returning to its roots. Yes, bartering is back.

Barack Obama’s campaign for the White House is making history. Not simply because of his race or the amount of money he has raised, but because of the way his campaign has been run. Marshall Ganz, the architect of this new approach to campaigning discusses how to organize and motivate the modern electorate.

The Christian Science Monitor has announced that it will stop publishing a daily print edition and move its focus to the web. Editor John Yemma will explain the venerable news organization's plans for the future and what changes at the Monitor say about the industry.

In the Democratic Republic of Congo, fighting continues between government troops and the rebels loyal to the renegade general, Laurent Nkunda. Tens of thousands of people are fleeing. Some are accusing the U.N. and its troops on the ground of not doing enough. The Congolese government accuses Rwanda of backing the rebels -- something the rebels deny.