If generosity makes us happy, and lots of research suggests that it does, why do many of us find it difficult to be generous?
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.
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.
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.
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.
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?
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.
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.
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.
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.
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.
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.
NPR's Rachel Martin takes a moment to talk about a new fish discovered in one of the deepest places on Earth.
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.
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.
Researchers at the University of Oxford have discovered a link between what you taste and what you hear.
Inspired by the snails' spiky shells and acid-loving nature, researchers named the new species Alviniconcha strummeri, after Clash frontman Joe Strummer.
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.
Environmental groups had sought to have coal ash, a byproduct of coal-fired power plants, regulated as hazardous waste.