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  • Using Viruses to Fight Disease

    Phages are viruses that attack bacteria. People have been using phages to treat infections for over a hundred years, but in most cases they just don’t work as well as antibiotics.  Paul Garofolo is the…


  • How AI Could Reduce Inequality

    David Autor is a labor economist at MIT. He has written about how the arrival of personal computers increased inequality among American workers. But when it comes to AI, David thinks there could be a…


  • Racing Wildfires to Warn the Public

    John Mills is the CEO and co-founder of a nonprofit called Watch Duty. His problem is this: How do you build an app to warn people when they are in immediate danger from a natural…


  • How AI Could Actually Make the World Better

    Josh Tyrangiel is the author of “AI for Good: How Real People Are Using Artificial Intelligence to Fix Things That Matter.” On today’s show, Josh talks about some of these real people and the problems…


  • Finding Meaning (and Money) in the AI Age

    Betsey Stevenson is a labor economist at the University of Michigan, and she was an economic adviser to President Obama. Betsey’s problem is this: How can we create a world where the benefits of AI…


  • Using Pokémon Go to Map the World

    Maps have gotten much better over the past few decades. But they’re still mostly two dimensional, and they struggle to keep up with a world that is always changing. Brian McClendon is the Chief Technology…


  • The Company Where Everyone Has Their Own AI Agent

    Dan Shipper is the co-founder and CEO of Every, a company that publishes newsletters about AI, develops AI-related software, and helps other companies use AI. Dan has two problems. One, how do you build a…


  • Inventing a Better Apple

    The apples you can buy at the grocery store have gotten profoundly better over the past few decades. It’s a kind of everyday, hiding-in-plain sight innovation.  Kate Evans is an apple breeder and professor at…


  • Welcome to Carbon Cowboys | From Drilled

    Drilled, a new addition to the Pushkin network, is a true-crime climate change podcast exposing how corporate corruption and political operatives built decades of climate denial and delay. Award-winning investigative journalist Amy Westervelt unravels evidence…


  • Building a Business on the Moon

    Rob Meyerson is the co-founder and CEO of Interlune. Rob’s problem is this: How do you help build an economy on the moon? Eventually, Rob hopes Interlune will help build a moon base. For now,…


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