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Sidedoor
PodcastSociety & CultureEnglish

Sidedoor

NewHistory by a HairNovember 4, 2026 · 59 min
Episodes
260
Released
every two weeks
Latest episode
Nov 4, 2026
WebsiteRSS feed

About the podcast

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. Check out si.edu/sidedoor and follow @SidedoorPod for more info.

Episodes 260

  1. History by a Hair

    59 minSeason 13 · Episode 2

    When the Smithsonian’s Richard Kurin learned that a museum curator found hair inside a Bible in the Smithsonian’s collections, his own hair stood on end. This wasn’t just any Bible. It was Thomas Jefferson’s …

  2. Meet the Beetles!

    35 minSeason 13 · Episode 12

    Beetles make up a quarter of all known animal life on Earth. A QUARTER! Beetles are everywhere, doing almost everything. From eating flesh off skeletons to making poop disappear, these little buggers make the …

  3. The Baby Elephant and The Elixir of Poo

    36 minSeason 13 · Episode 1

    When baby Asian elephant Linh Mai was born at the Smithsonian’s National Zoo, her mother rejected her. Then things got worse. Linh Mai couldn’t digest her formula, she was losing weight, and her care team was …

  4. It's Season 13!

    2 minSeason 13Trailer

    Season 13 of Sidedoor is almost here! Follow us behind the scenes at the National Zoo to meet the new baby elephant, Linh Mai. We open the vaults to see some of the weirdest beetles in the collection. And we …

  5. The Accidental Rise of Botox

    25 minSeason 12 · Episode 23

    One of the deadliest poisons known to man is now used to treat wrinkles, migraines, and even, maybe, depression. How did that happen? This is a special episode from Unexplainable podcast from Vox and the Vox …

  6. The Art of Slowing Down

    27 minSeason 12 · Episode 22

    What happens when we slow down enough to really experience art? We visit a museum to discover how slow looking at art can cultivate awe, empathy, and a greater sense of connection in a distracted world.This …

  7. A Nature Lover Confronts Her Fear of Spiders

    25 minSeason 12 · Episode 21

    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 …

  8. America, Meet America

    25 minSeason 12 · Episode 20

    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 …

  9. The Gunboat Philadelphia

    32 minSeason 12 · Episode 19

    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 …

  10. The Missing Bison

    33 minSeason 12 · Episode 18

    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 …

  11. American Aspirations: A Nation in Pursuit

    42 minSeason 12 · Episode 17

    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 …

  12. U.S. History in 100 Objects (with Roman Mars)

    31 minSeason 12 · Episode 16

    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 …

  13. How Can You Forget Me

    28 minSeason 12 · Episode 15

    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 …

  14. High Art, Low Ride

    32 minSeason 12 · Episode 14

    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 …

  15. The People in the Pictures

    30 minSeason 12 · Episode 13

    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 …

  16. May the 4th Be With You

    30 minSeason 12 · Episode 12

    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 — …

  17. Broad Stripes, Bright Stars, and White Lies

    31 minSeason 12 · Episode 11

    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 …

  18. Tapir Caper

    34 minSeason 12 · Episode 10

    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 …

  19. Made in America

    33 minSeason 12 · Episode 9

    What does it look like for something to be made in America? Through the photography of Christopher Payne, we journey across the past, present and future of American manufacturing to answer this question. From …

  20. Dark Matter, Bright Mind: How Vera Rubin Saw the Unseen

    34 minSeason 12 · Episode 8

    Something dark and invisible makes up as much as 90 to 95 percent of the universe—and it took a little girl staring out a bedroom window at the night sky to bring it to light. As a child, Vera Rubin built her …

  21. Chinatown Murder Case

    48 minSeason 12 · Episode 7

    A string of unsolved murders in San Francisco's Chinatown in the 1970s led police to the door of a young Korean immigrant named Chol Soo Lee — who was quickly arrested and sentenced to life in prison. But when …

  22. The Wright Sister

    40 minSeason 12 · Episode 6

    Orville and Wilbur Wright have been immortalized as the men opened the skies to human flight. But could they have achieved such great heights without the wind beneath their wings — their sister? Katharine …

  23. The King of Zydeco

    51 minSeason 12 · Episode 5

    Clifton Chenier grew up in rural Louisiana, watching how his father’s accordion could magically turn front porches into dance parties. When he was old enough to play himself, Chenier began blending the Creole …

  24. Will the Real Uncle Sam Please Stand Up?

    31 minSeason 12 · Episode 4

    He’s a symbol of patriotism, protest, and power. But behind the red, white, and blue is a real man—and a disputed American origin story. How did a real guy go from meatpacker to meme, to personification of a …

  25. A Very Cold Case

    33 minSeason 12 · Episode 3

    American newspaper publisher and all-around eccentric, Charles Francis Hall, was an unlikely candidate to become an Arctic explorer. Nevertheless, he made three trips to the frozen north, until he died there …

  26. A Mold with a Grudge

    39 minSeason 12 · Episode 2

    It started with a messy lab and a mysterious mold. But turning “mold juice” into the world’s first antibiotic would take a sick policeman, a market cantaloupe, and an extraordinary wartime collaboration between …

  27. The Secret of Lincoln's Watch

    30 minSeason 12 · Episode 1

    A mystery hidden in time. Wrapped in gold. Stowed secretly in Lincoln's pocket. We dig into the family story of a secret message etched inside Abraham Lincoln's pocket watch. Is this a tall tale or a hidden …

  28. It's Season 12!

    2 minSeason 12Trailer

    Sidedoor returns for its twelfth season on Wednesday, November 26th!

  29. A Message Regarding the Shutdown

    1 min

    Please be advised that new episodes will not be released during the government shutdown. For up-to-date information on the status of the Smithsonian, please visit our website at si.edu.

  30. Monkey Mystery: The Case of the Capuchin Kidnappers

    23 minSeason 11 · Episode 28

    Why are capuchin monkeys kidnapping howler monkey babies in Panama? We investigate this bizarre case of primate abduction with researchers working with the Smithsonian to get to the bottom of this bizarre …

These are the latest 40 of 260 episodes. You’ll find older episodes in the podcast’s feed.

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