The area of land no longer suitable for farming because of salt degradation is rising quickly. Scientists argue the private sector should help fund efforts to reverse it since it relies on the crops.
A highly sensitive blood test for Ebola exists, so why isn't it being used to test all returning health workers from West Africa? Because the virus isn't in the blood in the first stages of infection.
The flow, which began at Mount Kilauea in June, threatens to take out dozens of homes on the Big Island.
The New England Journal of Medicine published an editorial against quarantining people who have worked with Ebola patients in Africa. Renee Montagne speaks with Dr. Lindsey Baden, one of the authors.
A science superstar at Caltech advises young women to not wait for encouragement to succeed. Just go do it, she says. But her admiring students say that approach doesn't work for everybody.
A 700-year-old caribou dropping from northern Canada holds surprisingly well-preserved viruses. There's no evidence the viruses are dangerous, but they are scientifically interesting.
For this week's Sandwich Monday, we try Soylent, a meal-replacement substance. It's the thing to eat if you hate eating.
Gladiators guzzled a drink made from plant ash to help their bodies recover after a hard day of sword fighting, according to Roman accounts. New tests of old bones back up that idea.
New research suggests umpires are hesitant to make calls that change the course of the game, especially in games with high stakes.
"When I first saw him he had a little bit of eye movement and that was really the only way he could communicate," says Eric Sellers, who helped a patient use a brain-computer interface to communicate.
Google's Alan Eustace fell from an altitude of more than 135,000 feet, plummeting for some 15 minutes. The jump broke the record of 127,852 feet that Felix Baumgartner set in 2012.
Peter Hubbard is one of 20 volunteers in a human safety test of an experimental Ebola vaccine. He tells NPR's Scott Simon about why he signed up and how he has been feeling.
Wind power is a growing part of the energy mix in the United States. And more wind turbines means there are new jobs for people to install and repair them. The job requires a unique skill set.
AR 2192, the largest sunspot seen since the beginning of the current 11-year cycle that started in 2008, is producing strong solar flares.
New research suggests that curiosity triggers chemical changes in the brain that help us better understand and retain information.
Juan Enriquez argues that human evolution is far from over — homo sapiens are becoming a new species right before our eyes.
Geneticist Spencer Wells tells the story of early humans, and our eventual migration from Africa.
Geneticist Spencer Wells describes how he uses DNA samples to trace our individual origins going back 2,000 generations.
Louise Leakey describes her family's long search for early human remains in Africa, and how unlocking that mystery is the key to understanding our past and our future.
Paleontologist Jack Horner explains what dinosaurs tell us about our own origins and what we can learn by attempting to revive a piece of the past.