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Sidedoor

Sidedoor

Smithsonian Institution 248 Episodes Aug 19, 2026

More than 154 million treasures fill the Smithsonian’s vaults. But where the public’s view ends, Sidedoor begins. With the help of biologists, artists, historians, archaeologists, zookeepers and astrophysicists, host Lizzie Peabody sneaks listeners through the Smithsonian’s side door, telling stories that can’t be heard anywhere else.

Episodes

A Nature Lover Confronts Her Fear of Spiders
A Nature Lover Confronts Her Fear of Spiders Aug 19, 2026 25:04 How do you stop being so afraid? Tracy Twombly had such a strong phobia of spiders, it was messing with her life — stressing her out while she was working at her native plant nursery or hiking through the woods. So, she embarked on a journey to make peace with her eight-legged neighbors (even the extra hairy ones).This is a special episode from the Up From Dust podcast, produced by the NP
America, Meet America
America, Meet America Aug 5, 2026 25:12 For more than two decades, the StoryCorps silver Airstream trailer has crisscrossed the country, recording the stories of everyday Americans. In this episode honoring the 250th anniversary of the United States, our friends at The StoryCorps Podcast introduce you to the kaleidoscope of voices that make up these United States. 
The Gunboat Philadelphia
The Gunboat Philadelphia Jul 22, 2026 32:23 In 1935, a diver searching Lake Champlain found something extraordinary: a nearly intact warship from the American Revolution. It was the Gunboat Philadelphia. In this episode, we dive into the story of how a ragtag American army built a fleet of ships to stand up against the British Navy in 1776 ... and lost. But that loss changed the course of U.S. history. So, how did Benedict Arnold a
The Missing Bison
The Missing Bison Jul 8, 2026 32:49 In the 1880s, a conservator at the Smithsonian set out for Montana to capture an American bison before the dwindling species vanished forever. He returned with six taxidermied bison that he displayed in the museum. The bison diorama wowed visitors so much that it helped kickstart a movement to save the species. But then, just like that, the stuffed bison vanished! Where did they go? With
American Aspirations: A Nation in Pursuit
American Aspirations: A Nation in Pursuit Jun 24, 2026 42:14 Smithsonian Secretary Lonnie G. Bunch III has spent a lifetime thinking about how history gets told. Before becoming the head of the Smithsonian, he was a curator, someone whose job is deciding which stories, people, and objects help us make sense of ourselves. So as America approaches its 250th birthday, Lizzie wanted to know: if you had to tell the story of the United States through jus
U.S. History in 100 Objects (with Roman Mars)
U.S. History in 100 Objects (with Roman Mars) Jun 17, 2026 31:13 A screw. A stuffed possum. A shoe-sizing device. What could any of these objects possibly tell us about the history of the United States?When we think of historic artifacts, we tend to picture the extraordinary: Abraham Lincoln's pocket watch, the original Kermit the Frog, Martin Luther King Jr.'s draft of the "I Have a Dream" speech. But the story of America can just as easily be found i
How Can You Forget Me
How Can You Forget Me Jun 10, 2026 27:35 Everyone thought ghosts lived in the basement of Stockton, California's old Daguhoy Lodge. So, nobody went down there. But when one man refused to be spooked, he made a discovery that would bring the ghosts back to life. In this episode, we explore how an accidental discovery resurrected the stories of a nearly forgotten generation of Filipino immigrants who came to work in the fields. Wh
High Art, Low Ride
High Art, Low Ride May 27, 2026 32:15 How did a car with chopped suspension and hydraulics become a symbol of pride and self-expression for an entire community? We'll cruise back in time to see how lowriders emerged from the post-WWII car craze and became a powerful symbol of Mexican American pride. It's a long road with a few speed bumps, but lowriders are now more popular than ever (especially in Japan!)So, lean your seat b
The People in the Pictures
The People in the Pictures May 13, 2026 30:08 At the Smithsonian’s National Museum of the American Indian, archivists are working with Native communities to correct the historical record … one photo at a time.In this episode, we go inside the archives, where century-old photographs once labeled “Indian man” or “woman in costume” are being reexamined and renamed so they can be reconnected to living descendants. It’s a painstaking effo
May the 4th Be With You
May the 4th Be With You Apr 29, 2026 30:29 A long time ago, in movie theaters not far away, Star Wars: A New Hope revolutionized American entertainment. In honor of May the 4th, we explore how a scrappy space fantasy reinvented a tale as old as time — and gave Americans hope in a time of difficulty. We'll also trace the journey of two bickering droids from a galaxy far, far away to the Smithsonian's National Museum of American His
Broad Stripes, Bright Stars, and White Lies
Broad Stripes, Bright Stars, and White Lies Apr 15, 2026 30:33 As we approach the nation's 250th birthday, we are looking back at some of the most important moments in American history. One of those moments is when Betsy Ross sewed the first American flag. But, as we discovered, there’s actually no proof that Ross sewed the first flag. In fact, we don't even know what the first American flag even looked like! In this episode of Sidedoor, we unravel t
Tapir Caper
Tapir Caper Apr 1, 2026 34:03 When a Smithsonian archaeology intern opened a dusty box of bones in a Panamanian warehouse, she didn't expect to find a mystery, let alone a potential crime scene. But Nina Hirai’s discovery of a tapir skull riddled with what appeared to be bullet holes sparked an investigation that would lead her several miles up the Panama Canal and nearly forty years into the past. Join us as we unspo

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