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Weekdays from 1 to 2 p.m.

Edgar B. Herwick III hosts GBH’s newest show, The Curiosity Desk, weekday afternoons from 1 to 2 p.m. Tune in for conversations, insights and profundities about the world we live in.

We want your input. Have something you’re curious about? Submit your questions via the form below, or email curiositydesk@wgbh.org for the chance to hear them answered on the show.

Watch The Curiosity Desk on the GBH News YouTube Channel or listen daily on GBH.org or 89.7 FM. To weigh in during the show, call or text at 877-301-8970.

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Listen to previous shows

  • August 7, 2026 First up, it’s ICYMI, our misfit news week-in-review. This week panelists are GBH’s Jeremy Siegel and freelance journalist Maura Johnston. They’ll discuss drama at a Vermont production of Rocky Horror, 97 year-old Betty Bromage setting the Guinness record for oldest female wing-walker, and the auction of the Cape Cod Christmas Tree Shop sign. Then, late last month the new Center for Therapeutic Genetics was announced. Edgar will meet Wendy Chung, Chief of Pediatrics at Boston Children’s Hospital and director Winston Yan to discuss gene therapy, rare diseases, and what it’s going to take to make this ambitious collaborative sustainable.Lastly, Edgar talks with sleep researcher Tony Cunningham about how fitness trackers can make us worse sleepers.
  • August 6, 2026First up, it's another round of The Glitch Report, with misinformation researcher Joan Donovan. This week she talks sports books, gambling, and what happens when online prediction markets filtered into politics, alongside NPR tech reporter Bobby Allyn. Then: MIT professor Danielle Wood, on the issue of space debris & news of Space X’s Falcon 9 rocket crashing into the moon. Lastly, we learn about the curious side of twins with Dr. Kimberly Saudino, Director of the Boston University Twin Project.
  • August 6, 2026First up, with all this fervor around the spike in lion’s mane jellyfish sightings off the coast of Massachusetts, GBH’s Craig LeMoult set out to learn about the jellies with experts at the New England Aquarium’s Jelly Lab. He didn’t find anything to worry about, but did stumble upon some curious kids with curious questions about jellyfish. He’ll talk about his experience getting those questions answered. Then, Edgar talks with author Roberta Kwok about her latest release, Lost in Curiosity: Field Notes from Scientists' Adventures Into the Unknown.Lastly, this summer, there’s never a bad time to brush up on the science of sun block. Or sun screen. Edgar meets Michael Kwa, an assistant professor of dermatology at B.U. to talk about what consumers ought to be considering when we’re at the pharmacy.
  • August 4th, 2026First up, Amherst College environmental historian Edward D. Melillo discusses the role that bird poop played in establishing America’s global dominance in the 19th century – and how it all ties back to the Strait of Hormuz. Then, we welcome back Gal Tziperman Lotan with Four Things to Know for Tuesday, August 4th. Lastly, its National Chocolate Chip Cookie Day – Edgar meets David Leite, founder of Leite's Culinaria to talk about the cookie’s local origins and how to perfect the recipe. We’ll also open up phone and text lines to hear from callers.
  • August 3rd, 2026 We talk with Harvard Law Professor Jacob Gessen about Nix v. Hedden, the 1893 Supreme Court that officially classified tomatoes as a fruit in the U.S. Farmer & food sustainability expert Mitch Hagney breaks down the industrial tomato sourcing & ripening process.Scent historian Jessica Murphy talks about a recent trend of tomato-scented perfumes and soaps, and why someone would feel compelled to make themselves smell like a tomato. Mass. Department of Agricultural Resources Commissioner Ashley Randle previews the 41st-annual Massachusetts Tomato Contest, and her criteria for judging the perfect tomato.