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After the Fact

After the Fact is a podcast from The Pew Charitable Trusts that brings you data and analysis on the issues that matter to you—from our environment and the sciences, to larger economic trends and public health. Experts from Pew and other special guests discuss the numbers and trends shaping some of society’s biggest challenges with host Dan LeDuc, then go behind the facts with nonpartisan analysis and stories.

Jul 31, 2026

Nearly 800 million people around the world live within 62 miles of a volcano. But what if scientists could better predict a volcanic eruption before it begins? In this re-release from our “Scientists at Work” series, originally published in 2020, we go behind the scenes at the Smithsonian National Museum of...


Jul 17, 2026

This summer, we’re revisiting the ways that scientists are using artificial intelligence in their health research. Keyla Sá, a researcher at Yale University School of Medicine, discusses her work tracking how long COVID develops and an AI tool that can identify its wide variety of symptoms and patterns. Since...


Jul 2, 2026

America has a milestone birthday coming up: This July, the nation will turn 250. As many pause to reflect on the past 250 years, there’s also an opportunity to think about our shared future. While political polarization remains one of the greatest challenges to our democracy, with 65% of Americans saying that they...