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A scientist in Thailand raises mosquito colonies so she can study a new malaria drug. The insects are quite spoiled — they'll eat only live human blood. So she feeds them "breakfast" each day from her right arm.

An analysis from the Centers For Disease Control and Research finds that being overweight, but not obese, is associated with lower risk of death. But no one is suggesting you ditch your exercise or diet goals.

Lawmakers from states hit hard by the October storm thought the House would vote on an aid package before adjourning on Thursday. They found out late Tuesday that a vote has been put off. "This is why the American people hate Congress," New Jersey Gov. Chris Christie said.

Chinese officials say two people intentionally spiked a restaurant's eggplant stir-fries with a toxic dose of a blood pressure drug. The poisoning sent 80 diners to the hospital, where doctors figured out the cause. They all eventually recovered.

As "fiscal cliff" talks grew tense, a certain word was heard at the White House. Of course, it's been said before in Washington.

Wall Street is joining a global rally. Though lawmakers didn't address all the issues, they did head off scheduled tax hikes and spending cuts.

Comedian Jimmie Walker is best known for his Good Times sitcom character J.J. Evans. But there's more to Walker than just laughs. For Tell Me More's Wisdom Watch series, host Michel Martin talks with Walker about his long career in showbiz, detailed in his memoir, Dyn-O-Mite: Good Times, Bad Times, Our Times.

Now that Congress has removed some of the uncertainty over the "fiscal cliff," most forecasters are saying the U.S. economy will expand by about 2 percent in the new year. That's a sluggish pace, but strong enough to keep lowering unemployment and boosting housing. Prospects for aircraft makers and farmers are also looking promising, helped by exports.

A controversial self-defense statute appears to produce more killings, according to a new study. Advocates for the law say it's working as designed. But researchers have different explanations about what might be happening.

In Silicon Valley and around the world there are thousands of folks toiling away on new technologies, convinced that the thing they are building will transform the way we live. NPR's Steve Henn introduces us to five techies whose research and work he'll be keeping a close eye on in the coming year.