NPR News

We're not going to bury the lead here: Bob Ross' hair was actually straight. Just ask his longtime business partner Annette Kowalski, who knew Ross better than anyone — he had just gotten out of the Air Force, and was unsuccessfully trying to make a living as a painter, she says.

"He got this bright idea that he could save money on haircuts. So he let his hair grow, he got a perm, and decided he would never need a haircut again," Kowalski explains.

You've likely heard that dark chocolate is good for you.

Last year, researchers linked a regular chocolate habit to a reduced risk of heart disease.

And, as we've reported, compounds found in cocoa known as flavanols or polyphenols have been shown to improve vascular health by increasing blood flow.

Immigration has been a galvanizing issue in Donald Trump's campaign from the beginning.

More than three dozen just-released audits reveal how some private Medicare plans overcharged the government for the majority of elderly patients they treated, often by overstating the severity of certain medical conditions, such as diabetes and depression.

At the start of the school year, Stephen Brooks likes to ask students at Dartmouth College to look around the globe and choose a region where they think the U.S. could pull back. Would they shrink the U.S. footprint in Western Europe, East Asia or the Middle East?

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