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Updated: 2 hours 20 min ago

Research Suggests Generosity Is Hardwired Into Our Brains

December 24, 2014 - 5:02am

If generosity makes us happy, and lots of research suggests that it does, why do many of us find it difficult to be generous?

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Obama Administration Downplays Court Challenge To Health Law

December 24, 2014 - 3:25am

With this year's enrollment in Obamacare brisk, Health and Human Services Secretary Sylvia Burwell says she's not worried that the U.S. Supreme Court may yet overturn a key provision of the law.

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Costly Hepatitis C Drugs Threaten To Bust Prison Budgets

December 24, 2014 - 3:18am

Inmates in the U.S. have a high rate of infection with chronic hepatitis C — up to 35 percent or more by some estimates. New drugs introduced this year can cure the disease quickly, but at a cost.

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A Vanished Jetliner Still Haunts Families Of The Missing

December 23, 2014 - 4:21pm

Months after Malaysia Airlines Flight MH370 disappeared from radar screens, families of the lost passengers and crew struggle to cope. Many are unwilling to declare their loved ones dead.

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Could Glitter Help Solve NASA's Giant Telescope Problem?

December 23, 2014 - 4:21pm

NASA's next big space telescope costs $8 billion and is very heavy. New York scientists think they may have found the makings of a cheaper, lighter answer for future space scopes — in a crafts store.

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Floating Toilets That Clean Themselves Grow On A Lake

December 23, 2014 - 1:46pm

A new project places little kayaks filled with aquatic plants under latrines in floating homes on Southeast Asia's largest freshwater lake. So how do the toilets clean the wastewater?

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FDA Proposes End To Lifetime Ban On Gay Blood Donors

December 23, 2014 - 1:39pm

Men who haven't had sex with other men in a year will be allowed to donate blood under a proposed change in FDA policy.

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Farm Fresh? Natural? Eggs Not Always What They're Cracked Up To Be

December 23, 2014 - 10:56am

Egg cartons these days are often plastered with an array of terms that can confuse and even mislead consumers. Here's a glossary of carton jargon for the wannabe informed egg buyer.

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Orangutan Declared To Have Basic Legal Rights In Argentina

December 23, 2014 - 8:28am

A Buenos Aires judge ruled in favor of advocates, who are calling for more freedom for Sandra, a 28-year-old orangutan who was born in a zoo.

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Baby Thrives Once 3-D-Printed Windpipe Helps Him Breathe

December 23, 2014 - 3:29am

Michigan doctors used 3-D printing to custom-make a splint to prop open Garrett Peterson's defective windpipe last January. He's home with his parents this Christmas, as "normal life" begins.

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What Motivates People To Give?

December 22, 2014 - 4:22pm

The holiday season is a big time of year for charitable giving. Host Audie Cornish speaks with NPR's Shankar Vedantam about a study that says portion of charitable giving is driven by social pressure.

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When Humans Quit Hunting And Gathering, Their Bones Got Wimpy

December 22, 2014 - 3:03pm

Humans have lighter bones than other primates, and that change happened a lot later than anthropologists had thought. Blame our sedentary ways after our ancestors took up farming.

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In The Deep Ocean, Ghostfish Breaks Records

December 21, 2014 - 8:15am

NPR's Rachel Martin takes a moment to talk about a new fish discovered in one of the deepest places on Earth.

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Staff Picks: An Evangelical Christian Believer In Climate Change

December 21, 2014 - 8:15am

Weekend Edition staff have been picking their favorite interviews from 2014. Editor Natalie Winston talks with NPR's Rachel Martin about an interview with an evangelical Christian climate scientist.

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In Wineries Vs. Weather, Drones To The Rescue?

December 20, 2014 - 9:17pm

Rising temperatures have hastened harvest dates in Sonoma County — and they're changing grape-growing patterns around the world. Vineyards are responding with everything from sunscreen to sensors.

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Want To Enhance The Flavor Of Your Food? Put On The Right Music

December 20, 2014 - 6:24pm

Researchers at the University of Oxford have discovered a link between what you taste and what you hear.

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A Snail So Hardcore It's Named After A Punk Rocker

December 20, 2014 - 9:13am

Inspired by the snails' spiky shells and acid-loving nature, researchers named the new species Alviniconcha strummeri, after Clash frontman Joe Strummer.

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3-D Scanning Sonar Brings Light To Deep Ocean Shipwrecks

December 20, 2014 - 7:33am

In San Francisco Bay, researchers are using new technology to investigate shipwrecks. NPR's Scott Simon speaks with James Delgado, director of Maritime Heritage at NOAA, about what they've found.

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New EPA Standards Label Toxic Coal Ash Nonhazardous

December 19, 2014 - 4:50pm

Environmental groups had sought to have coal ash, a byproduct of coal-fired power plants, regulated as hazardous waste.

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At Last, I Meet My Microbes

December 19, 2014 - 2:00pm

At 31, a woman had the bacteria in her gut catalogued as part of scientific project that aims to characterize the creatures that live inside us and affect our health. Here's what she found out.

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