Moms who worked full time reported significantly better physical and mental health than moms who worked part time, research involving more than 2,500 mothers found.
When we don't have enough of something — love, time or money — we spend extraordinary effort worrying about how to get by, research shows. The stress of poverty changes the way people think.
You and your friends may have more than music and movies in common. Friends typically have more genetic similarities than strangers, researchers say. That may have evolutionary advantages.
We all think of airplanes as hotbeds for diseases. But how easily do pathogens spread on jets? One travel doctor explains what he does to keep from bringing home microbial stowaways.
Desmond D'Sa fought a landfill that took over a beautiful valley and sickened residents with its awful smell. He lost his job but won the battle — and the Goldman Environmental Prize.
It takes a long time to travel 3 billion miles. On July 14, 2015, NASA's New Horizons spacecraft will finally get a flyby glimpse of the dwarf planet, as part of a mission launched in 2006.
The rocket, built by commercial firm Orbital Sciences, carries an unmanned Cygnus capsule. It will lift off from a pad at Wallops Island, Va.
It's long been known that chimps learn from each other to make useful tools. Now researchers have seen them copy each other's "fashion statement," Dr. Katherine Cronin tells NPR's Arun Rath.
What if I told you that an ordinary-looking wave hitting your beach had traveled, intact, halfway across the planet? Would you believe me? Well, believe this.
This spring, the river's final stretch flowed freely for the first time in 50 years. NPR's Kelly McEvers talks to writer Rowan Jacobsen about his paddling trip down the temporarily-restored delta.
This summer, the moon will reach "super" status — turning full at its closest point to the Earth — no fewer than three times. The first supermoon appears Saturday.