Throughline

Aug 27, 2026 — Cobalt mining is one of the world's most dangerous jobs. And it's also one of the most essential: cobalt is what powers the batteries in your smartphone, your laptop, the electric car you felt good about buying. More than three-quarters of the world's...

Aug 13, 2026 — Brownie Wise revolutionized how we store our food. She was one of the first female corporate executives in U.S. history. But she’s not a household name. This week on our series Hidden Histories, the rise and fall of the queen of plastics—and one of...

Aug 06, 2026 — Monopoly is one of the best-selling board games of all time. It heralds free market economics and celebrates the American dream. That's a far cry from the original intent. This week on our series Hidden Histories, we go back in time to reveal the...

Aug 04, 2026 — In our final installment of AP250, how We Shall Overcome became the anthem of generations of protestors. Today on the show, we revisit an episode from the NPR archives about the legacy of hope found in the lyrics of this timeless song. Support public...

Jul 30, 2026 — Over the next few episodes, we present Hidden Histories: stories that will make you rethink how the world works. First up, the conspiracy behind the lightbulb—and how it came to shape the entire consumer economy. If you ever wondered why your tech...