You have probably given some thought to outdoor air pollution, whether it’s wildfire smoke or smog from traffic. You may even check AQI measurements on your phone. But what about the air inside your home? Host Flora Lichtman talks to civil and environmental engineer Nusrat Jung, who studies indoor air pollution, about how we create toxic air without even knowing it, and what we can do to avoid it. Guest: Dr. Nusrat Jung is a civil and environmental engineer at Purdue University.Transcripts for each episode are available within 1-3 days at sciencefriday.com.
Subscribe to this podcast. Follow our show on Instagram, TikTok, Facebook, and Bluesky @scifri and sign up for our newsletters. Got a science question that’s keeping you up at night? Call us: 877-472-4374 Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
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Covering the outer reaches of space to the tiniest microbes in our bodies, Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff.
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Folge vom 03.09.2025How Common Household Products Pollute Our Indoor Air
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Folge vom 02.09.2025The Shape-Shifting Science Of Sand DunesIn some places, sand dunes protect shorelines from the onslaught of ocean waves. In other places, the dunes themselves are on the move, and threaten human structures.Host Flora Lichtman talks with mechanical engineer Nathalie Vriend, who studies the structure of sand dunes, about what makes a heap of sand a dune, and what scientists still hope to learn about sand.Guest: Dr. Nathalie Vriend is an associate professor in mechanical engineering and leader of the Granular Flow Laboratory at the University of Colorado in Boulder.Transcripts for each episode are available within 1-3 days at sciencefriday.com. Subscribe to this podcast. Follow our show on Instagram, TikTok, Facebook, and Bluesky @scifri and sign up for our newsletters. Got a science question that’s keeping you up at night? Call us: 877-472-4374 Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
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Folge vom 01.09.2025Food Science Experts On Perfecting At-Home Ice CreamSummer may be winding down, but we’re not quite ready to let go of beach days, backyard cookouts, or ice cream cones. We love ice cream here at SciFri, so we’re pulling a few of our favorite ice cream science stories out of the freezer this week.Back in 2015, ice cream expert Maya Warren sat down with Host Ira Flatow to help us understand a science mystery of “unmeltable” ice cream that made the evening news in Cincinnati.That same summer, Ira spoke to Jeff Potter, author of Cooking for Geeks, and Brian Smith, founder of Ample Hills Creamery, who give us science-backed tips for making smooth, velvety ice cream at home.Transcripts for each episode are available within 1-3 days at sciencefriday.com. Subscribe to this podcast. Follow our show on Instagram, TikTok, Facebook, and Bluesky @scifri and sign up for our newsletters. Got a science question that’s keeping you up at night? Call us: 877-472-4374 Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.
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Folge vom 29.08.2025An ER Doctor Reflects On Hurricane Katrina, 20 Years LaterTwenty years ago, Hurricane Katrina made landfall in Louisiana, and the levees designed to protect New Orleans failed. Huge swaths of the city flooded, and 1,600 people were trapped inside Charity Hospital. Physician Erica Fisher was working in Charity’s emergency room at the time, and she and her colleagues fought for days to keep their patients alive.Host Flora Lichtman speaks with Dr. Fisher, now an emergency medicine physician at University Medical Center in New Orleans, about Hurricane Katrina and the vulnerability of our healthcare systems in the face of disasters.Plus, science writer Maggie Koerth joins Flora to share other science news the week, including the link between heat waves and aging, updated COVID vaccine guidelines, the ancient origins of human mucus, and the possibility that dwarf planet Ceres could once have sustained life.Guest: Dr. Erica Fisher is an emergency medicine physician at University Medical Center in New Orleans, Louisiana.Transcripts for each episode are available within 1-3 days at sciencefriday.com. Subscribe to this podcast. Follow our show on Instagram, TikTok, Facebook, and Bluesky @scifri and sign up for our newsletters. Got a science question that’s keeping you up at night? Call us: 877-472-4374 Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.