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To Boldly Go Where No 3-D Printer Has Gone Before: Yep, Space

NASA 3-D printed an object on the International Space Station for the first time this week. It's an important step toward long missions — like to Mars — where all necessary items won't fit on board.

Podcasts Rise In Popularity, Funded By Advertisers And Listeners

Millions are downloading and listening to podcasts. It's the source of original material and growing ad revenue. Apple's iTunes has 1 billion subscribers, and advertisers are seeing dollar signs.

Vinyl, Once Thought Dead, Makes A Comeback In The Digital Age

In the last six years, vinyl sales have tripled. Manufacturers are now having a hard time keeping up with demand.

The Market For Low-End Smartphones Is Looking Up

Smartphones that don't scrimp on performance but sell for less than $200 off contract are gaining traction. And the low end is quickly becoming one of the most innovative spaces in mobile tech.

In 'Disaster City,' Learning To Use Robots To Face Ebola

A Texas training site prepares first responders to deal with emergencies like earthquakes and bombings. The facility is now turning to outbreaks like Ebola, and smart machines may play a key role.

Helmets Aren't Always Enough To Keep Players Safe

Cricketer Phillip Hughes was wearing a helmet this week when a ball struck and killed him. NPR's Scott Simon wonders if some safety measures also encourage people to take on more risk.

Millennial Doctors May Be More Tech-Savvy, But Is That Better?

Text messages from your doctor are just the start. Millennials are the next generation of doctors and they're not afraid to say "chillax" in a consultation or check Twitter to find medical research.

In Darren Wilson's Testimony, Familiar Themes About Black Men

Wilson's descriptions of Michael Brown reminded some people of negative depictions of African-Americans in history. Recent studies suggest these perceptions have deeper psychological roots.

Those Phone-Obsessed Teenagers Aren't As Lonely As You Think

Teenagers may not need as much face-to-face interaction as earlier generations to feel connected. And that may explain why a study finds they're not feeling as lonely, either.

Weekly Innovation: A Seat That Fits In Your Pocket

The Sitpack is a compact seat shaped like a monopod that fits in your pocket when folded up. Creator Jonas Lind-Bendixen says the product could be used during travel or while waiting at a concert.