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A U.N. peacekeeper stands guard in Abyei last month. The Sudanese town on the faultline between north and south is slowly recovering from violence two years ago and is bracing for more bloodshed as a referendum looms on independence for Southern Sudan.

Disputed Border Area Could Reignite War In Sudan

A referendum next month in Sudan will decide whether the country will be divided between the Arab, mostly Muslim north and the ethnic African south. Whether things turn bloody may hinge on what happens in Abyei, a disputed region along the border of north and south.

Can The Checkbook Make A Comeback?

Most Americans are more likely to use credit cards, online banking or even mobile phones to pay the bills, but one check company is hoping to breathe a little life into the ledger.

Inuit Hunters Help Scientists Track Narwhals

On a remote fjord in northwest Greenland, traditional Inuit hunting techniques are being used to stick tiny, high-tech satellite tracking devices onto narwhals — a kind of Arctic whale famous for its long, spiral unicorn horn.

Radiation From CT Scans May Raise Cancer Risk

Use of CT scans in the U.S. has more than tripled in less than two decades. Despite the medical benefits, these scans emit a significant amount of radiation. A new study estimates that 29,000 future cancers could be related to CT scans performed in the U.S. in 2007.

Christian Wiman is the author of more than a dozen books of poetry and prose. He's been a finalist for the National Book Critics Circle Award and served as editor of <em>POETRY</em> magazine.

After 18 years living with cancer, a poet offers 'Fifty Entries Against Despair'

Christian Wiman says he's no longer afraid of dying. "When death hangs over you for a while, you start to forget about it," he says. Wiman's new book is Zero at the Bone.

Remembering jazz composer Carla Bley

Bley, who died Oct. 17, led her own large and small touring bands from the 1970s until a few years ago — but jazz musicians had been playing her enigmatic compositions long before that.

Cleanup crews in the marshlands in Louisiana are using a long-armed machine with a rake on the end to help restore areas that were inundated with oil from the BP spill last April.

In Cleaning Oiled Marshlands, A Sea Of Unknowns

Scientists have begun cleanup efforts in some of the regions that were most affected by oil from the BP spill last April. They're trying to establish which methods — if any — work best.

Ethiopia Claims High Ground In Right-To-Nile Debate

Egypt uses more Nile River water than any other country, citing colonial-era agreements as proof of entitlement. But upstream, Ethiopia has begun asserting its rights and has visions of harnessing the river to produce more electricity and irrigation.

Egypt's fishermen near Alexandria ply the Nile and the Mediterranean Sea. The river is a lifeline for the country.

Thirsty Egypt Clings Tight To The Nile

Egyptians say that two colonial-era agreements forever guarantee them most of the Nile's flow. But other countries in the Nile River basin want more access to the water.

This child does not have appendicitis. But if you suspect yours might, ask them to jump. If they can't without major pain, it's time to call the doctor and maybe head to the hospital.

Worried your kid might have appendicitis? Try the jump test

When children have stomach pain, many parents' minds go to appendicitis, which requires surgery. But if the child can jump without major pain, they are probably OK, doctors say.

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