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March 19, 2013 Deaths from the disease have increased by 68 percent between 2000 and 2010. One reason: We're living longer, and deaths from other causes, like heart disease and prostate cancer, are going down.

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On Morning EditionPlaylist

March 12, 2013 The tiny, speckled eggs of Japanese quail should be easy targets for hungry predators. But these quail have a survival advantage — each goes out of her way, research suggests, to choose a nesting location that best matches the particular color pattern of her eggs.

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On All Things ConsideredPlaylist

March 11, 2013 At its best, the Web is a place for unlimited exchange of ideas. But the uncivil discourse that unfolds in comments sections can be poisonous. A study in the Journal of Computer-Mediated Communication suggests that rude comments on articles can change the way we interpret the news.

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On Talk of the NationPlaylist

March 11, 2013 Living like a hunter-gatherer won't guarantee you'll be free of heart disease, according to a study of ancient human remains. Scans of mummies from preindustrial Egypt, Peru, the American Southwest and Alaska's Aleutian Islands finds evidence of hardened arteries thousands of yeas ago.

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March 8, 2013 Most animals leave their home turf when they reach adulthood to avoid competing with relatives. But here's an exception: More than three decades of dogged research shows that prairie dogs are more likely to disperse when all of their family members are gone.

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On All Things ConsideredPlaylist

March 8, 2013 Neurosurgeons are testing whether electrodes implanted deep inside a patient's brain could help treat chronic anorexia. Doctors are searching for something to help in these hard cases, and a small experiment, with just a half-dozen women, is drawing attention.

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March 8, 2013 In the past 100 years, average temperatures on Earth have changed by 1.3 degrees. Previously, that large of a swing took 5,000 years. That's the word from researchers who pored over temperature data going back to the end of the last ice age.

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On Morning EditionPlaylist