NPR's Scott Detrow speaks with Scott Roecker of the Nuclear Threat Initiative about how the U.S. might go about moving highly enriched uranium out of Iran.
Just weeks before it was supposed to close, a nonprofit institute bought the Pittsburgh Post-Gazette. NPR's Juana Summers speaks to the institute's chairman, Stewart Bainum Jr., about the sale.
A new report from scientists at Project CETI demonstrates that the noises that sperm whales make to communicate with each other contain what humans would describe as vowels.
In The Take, an older woman and a younger woman agree to exchange 10 years of their lives through a blood transfusion. NPR's Ailsa Chang speaks with author Kelly Yang.
A new type of glass frog has been discovered in Ecuador, and researchers have named it after weightlifter Neisi Dajomes, the first Ecuadorian woman to win an Olympic gold medal.