The cartels that run the ivory trade try to cover their tracks — among other things, they smuggle tusks from the same elephant separately. But DNA testing can help find patterns.
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North Korea had already promised to dismantle part of the site. Now, with fanfare, it's offering to let the world watch — which analysts say is not that much of a step forward.
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A small study of teens who were conceived via assisted reproductive technology finds a significant number already have hypertension and premature "age-related changes" in their blood vessels.
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At the World Food Programme's Innovation Accelerator, teams test out new proposals to stop hunger. Anyone can submit an idea. And September deadlines are coming up.
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Gene Roddenberry once declared that if Spock's fictional home planet Vulcan did exist, it would probably orbit the star called 40 Eridani A. Astronomers have now found this star does have a planet.
The Navy is rolling out its latest plan to manage wildlife in training waters. After years of legal battles, some environmentalists worry the Navy is backsliding in its latest plan.
A number of states are making it harder to protest the construction of oil and gas pipelines. Recent felony arrests in Louisiana could be a test case for these tougher new laws.
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The proposal to reduce limits on methane emissions from oil and gas operations on public land is the latest move to roll back Obama-era climate regulations.
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NPR's Ari Shapiro speaks with clinical psychologist Richard McNally about memory retention following traumatic events in light of the sexual assault accusations brought against Judge Brett Kavanaugh.
Meteorologists have been using a nearly 50-year-old scale to measure the wind speed and storm surge of a hurricane. But it's not a good measure for rain, which can often become the most dangerous aspect of a storm.
Natural disaster? There's an app for that.
(Image credit: NOAA via Getty Images)
Researchers studied nearly 2 million art auction sales and found paintings by women fetched less money than paintings by men. Disparities that plague parts of the economy also affect the art world.
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Dessa is a singer and writer from Minneapolis who spent years trying to fall out of love and get over her ex. Nothing seemed to help — until she visited a research lab for a brain scan.
(Image credit: Adam Cole/NPR's Skunk Bear)
Yusaku Maezawa would be the first person since 1972 to travel around the moon and the first-ever private citizen to do it. He was introduced at SpaceX headquarters near Los Angeles Monday night.
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A telescope in Sunspot, N.M., will have additional security for now, after "an unusual number of visitors" showed up at the site. Conspiracy theories had proliferated about its sudden closing.
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In his new book, Accessory to War, the astrophysicist argues that people who work in his field are often complicit to military development — despite being overwhelmingly liberal and anti-war.
The largest study of its kind shows a high prevalence of adverse childhood experiences — or ACEs — across the population, but especially among some vulnerable groups.
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An "unspoken alliance" between scientists and the military had been brewing for millennia prior to Hiroshima. Neil deGrasse Tyson and Avis Lang excel at detailing this union and its possible future.
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Marijuana dispensaries are reaching out to seniors seeking help with the aches and pains of aging. They're discovering an array of products and some interesting side effects.
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Last Saturday, the nonprofit Ocean Cleanup dispatched a device to help clean up litter in the Pacific Ocean. NPR's Michel Martin talks with Boyan Slat, the young CEO who came up with the idea.