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Spanish scientists have identified the specific gene in yeast that's responsible for the foamy head on your glass beer. And that discovery could lead to what we've all been wishing for — more long-lasting foam on top of our ales of the future.

The Obama re-election campaign was informed by its deep dive into data on millions of voters. Some Republicans worry they're way behind in modern campaigning; others note that political science isn't rocket science, and say they can do just as well or better in 2016.

Southeast Asia is a hot spot for drug-resistant malaria. In the past few years, parasites in two regions have become less responsive to the last, best drug we have against malaria. Researchers report that this new type of drug resistance may be spreading to Vietnam and central Myanmar.

U.S. foreign policy and military commitments in the Middle East have long been tied to U.S. dependence on oil from the region. But imports from the Persian Gulf have actually declined sharply in recent years, which may lead to a realignment of policy priorities and an easing up of U.S. presence there.

A scarlet letter is no longer required, but there are sanctions. For some public figures, it can end a career. For others, it's just a bump in the road that quickly passes.

For years, professional cello player Lynn Harrell has been buying an extra seat for his cello. The instrument has collected Dela Airlines SkyMiles. Now Delta says that's a violation of policy, and sent a letter terminating his frequent flyer membership. Harrell says he'll fly other airlines with a seatmate listed as Mr. Cello.

Retail sales fell in October, largely because of the storm. To get a sense of the small picture — messier, more ambiguous — I visited three small businesses on one hard-hit street.

Sen.-elect Angus King of Maine, who cruised to victory last week running as an independent, said Wednesday that he will caucus with Senate Democrats, giving them in effect a 55-45 seat advantage next year.

Leading GOP senators vow to block U.N. Ambassador Susan Rice from becoming secretary of state if Obama nominates her and object to how she characterized the attack on the U.N. Consulate in Benghazi.

The president's political party, the Muslim Brotherhood, said a changed Egypt will no longer allow "Palestinians to be subjected to Israeli aggression."