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Obesity and Type 2 diabetes are becoming more common all over the world. But the tiny Samoan islands now have the highest rates. An epidemiologist blames changes in diet brought on by globalization.

What you do in your 20s and 30s and 40s can make it more likely that you'll be mobile and healthy in old age, scientists say. That's true even if your ancestors didn't fare so well.

Humiliation, fear and unpredictability all turn up the volume on pain, research shows. And meditation can turn down pain's intensity, according to scientists who are starting to figure out why.

NPR's Scott Simon talks with Alan Rusbridger, editor of The Guardian, about his recent column detailing his personal motivation for intensifying the paper's focus on climate change coverage.

Enrollment at teacher training programs is down in many parts of the country, raising fears of a looming teacher shortage.

Empathy campaigns can spread like wildfire on Facebook and other social media. So how come data show that social networking sites direct very few clicks to charity donation pages?

Twenty countries and 28 investors promised on Monday to jointly fund the development of energy alternatives. Backers of the initiative say private money is key to the next big push in energy.

Back when he arrived in our city to take over the college athletic program to which so many folks attach so much of their civic pride, I wrote a welcome…

China is building what could be the world's largest carbon market. Pilot programs are helping to lower emissions. But this is mostly due to slowing growth and the shift away from manufacturing.

In London, a nonprofit restaurant is peddling a more healthful version of a popular after-school meal — fried chicken — in an area where childhood obesity rates are well above the national average.