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Scientists and growers are in a bitter fight against citrus greening, a disease that has devastated Florida's orange and grapefruit crops. They fear that unless scientists find a cure for greening soon, it's just a matter of time before economic realities and the disease force growers out of business.

The U.S. Fish and Wildlife Service is proposing to take the gray wolf off the endangered species list. The wolf had been extirpated from the West and had dwindled most other places in the U.S. The great canine has rebounded since it was reintroduced to the northern Rockies in the 1990s and is continuing to spread into the Pacific Northwest. But biologists warn that if these wolves loses federal protection, they will not be able to return to some places, such as Colorado, where the ecosystem sorely needs them.

Anyone who has waited endlessly at a red light at an empty four-way intersection knows traffic signals are not the most efficient way to keep traffic flowing. Computer scientists have figured out a way to utilize the space in intersections far more efficiently. The problem is the solution will have to wait for a day when cars can drive themselves.

Congress goes home without approving an extension of benefits for 1.3 million Americans, but President Obama is pushing for a vote in January.

The Americans were detained by the Libyan government outside Tripoli and are being held in custody.

More lies from our panel: This time, we hear three stories about healthy living, only one of which is true.

A holiday-themed Bluff the Listener classic.

When author Chris Abani was a boy, he was miserable at Catholic seminary and he felt like an outsider in his own family. One summer break, at home in Afikpo, he discovered James Baldwin's Giovanni's Room. The tragic, taboo love story made young Abani feel that at last he'd found someone who understood how out of place he felt in his own life.

Beyond drastically curtailing a safety-net for jobless workers, allowing the benefits to expire sets up a major political fight for the coming new year.

Carville, a Democrat, is married to Republican political consultant Mary Matalin. We've invited him to play a game called "You're like two peas in a pod!" Three questions about couples who are an awful lot alike. (Originally broadcast on Sept. 28, 2013.)