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An image from a video by the COLLMOT Robotic Research Project shows a group of drones flying autonomously across a field.

Robot Swarm: A Flock Of Drones That Fly Autonomously

Inspired by birds that fly in tight bunches, researchers fit drones with GPS, processors, and radios that allow them to navigate in formation or while following a leader.

Ask Me Anything: Reporting From Ground Zero In Ukraine

NPR's Soraya Sarhaddi Nelson answers Redditors' questions about covering the demonstrations in Kiev's Independence Square, the ouster of President Viktor Yanukovych and the road ahead for Ukraine.

Northwest Wine Industry Hits Milestone As Wine Grape-Growing Regions Turn 30

The Northwest wine industry and the region’s grapevines are both getting older.Many of the distinct wine grape-growing regions are now celebrating 30…

Episode 520: Duke's $30,000 Tuition Discount

Duke says it costs $90,000 a year to provide an undergraduate education. The school opens its books and tells us where all that money is going.

A map of the U.S. lists the musical acts that set states apart from each other. It's not a matter of an artist's popularity, says Paul Lamere, who made the map, but of a state's distinct preferences.

Mapping Differences In America's Musical Tastes, State By State

If you're in the Pacific, there's a better chance you're nodding along with Cat Power rather than grooving to Fantasia — but that reverses if you're across the country in the South Atlantic.

As Brazil Gears Up For Olympics, Some Poor Families Get Moved Out

An estimated 3,000 families have been evicted to make way for building projects related to the 2016 Summer Games. The families and Olympic organizers don't always agree on whether it's an upgrade.

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