PBS NewsHour

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Watch Video | Listen to the AudioRELATED LINKSKeeping America’s heritage of sights and sounds fresh for future generations Mandolin master Chris Thile plays Bluegrass and Bach outside the box From Himalayas to Appalachia, mountain music strikes...
Watch Video | Listen to the AudioJUDY WOODRUFF: Finally tonight, new indications that the planet is warming, especially in the frozen north. Scientists have been tracking Arctic thawing for decades, and they have seen a dramatic increase since 2000...
Video by Smarter Every Day Imagine being stabbed by a hypodermic needle that pumps a painful venom into your body once it penetrates your skin. Now, imagine being stabbed by a countless number of these, all on a microscopic level. That’s what...
Sen. Kay Hagan (D) of North Carolina is in a tight race with state House speaker Thom Tillis (R) for a Senate seat in 2014. Hagan has the backing of Emily’s List, a PAC that supports female Democratic candidates that support abortion rights....
The social network “Nextdoor” announced this week that it has reached one in four neighborhoods across the U.S. Photo by Flickr user Chris Dlugosz More than 25 percent of American communities are using “Nextdoor,” the...
Nautica Blanks, left, with Santori Blanks and Launcia Blanks, right, hold signs featuring some of the trending hashtags being used on Twitter in the wake of the Aug. 9 death of Michael Brown, an unarmed teenager who was shot by a police officer in...