Economic disruption has been a big part of the political conversation. Free trade might be a net benefit to the U.S., but there are large areas of the country that bear the brunt of negative effects.
Climate change is threatening the world's coffee, a new report says. In the biggest coffee supplier on the planet, Brazil, rising temperatures are being felt to devastating effect.
President Obama has once again declared that humans should go to Mars by the 2030s. NPR looks back on his eight years in office to see whether he's put NASA on track to get there.
On Tuesday, activists targeted five pipelines carrying crude oil into the U.S. from Canada, as construction resumed on a North Dakota pipeline. Twenty-seven protesters were arrested.
Researchers often combine the results of many medical studies to evaluate treatments. But when the combiners have a financial interest, the results might be inaccurate, a scientist says.
Author John Hudak says federal law makes it hard to prove the medicinal value of marijuana. "As a Schedule 1 drug, it is very difficult to do research on the plant," he explains.
Two economists who figured out the underlying patterns to make better contracts won this year's Nobel Prize in economics. Steve Inskeep talks to Bengt Holmstrom of MIT, who was one of the winners.
In an op-ed for CNN, the president wrote that he hopes to one day look at the night sky with his grandchildren and tell them that humans are living on Mars.