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What causes us to age? Is there a gene that prevents some people from getting diseases that eventually kill us? We'll look at the work of local researchers into the aging process.

An estimated 1 million wild camels roam the Australian outback, and their population is expected to double in a few years. Above-average rainfall in the desert has increased the vegetation available to the animals.

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Nearly one million people are suffering from Parkinson's Disease in the United States. The president of a local neurology group says there are many ways for those with Parkinson's to cope with the disease. He's speaking at a local event aimed at educating patients and their families about the disease and he joins us today to discuss the latest research and treatment.

As it struggles with a Taliban insurgency, Afghanistan's government is building Islamic schools. It's an effort to keep Afghan families from sending their sons to religious schools with a more militant bent in neighboring Pakistan.

Onboard a modern ocean liner, travel to the frozen continent is a far cry from the life-risking affair that it was for early explorers. But Antarctica's allure is still just as powerful.

Americans John Mather and George Smoot (left) have won the 2006 Nobel Prize for Physics. Their work on cosmic radiation helped pinpoint the age of the universe and added weight to the big-bang theory, which holds that the universe was created 13 billion years ago in an unparalleled explosion.

The western United States was primarily settled in the 20th Century. Despite its arid landscape, water was plentiful in the West during this time thanks to engineering marvels like the Hoover Dam. But

What if a pill could make bad memories less painful and intense? Host Tom Fudge speaks with a Canadian psychologist who is finding a cure to blunt bad memories caused by traumatic events.

Patients are traveling to China to receive experimental stem-cell treatments not offered in the United States. One company claims it has restored vision to blind children, raising controversy in both China and the U.S.