

Part-Time Genius
iHeartPodcasts and Kaleidoscope
Are you a knowledge junkie who loves when facts are stranger than fiction? Do you find yourself constantly tripping down Wikipedia rabbit holes (and delighting in the journey)? Have you ever been told you ask a lot of questions? If so, congrats! You’re one of us: a Part-Time Genius! Join Will, Mango, and the team as we scour the globe in search of obscure facts, offbeat locales, and hidden histories. Along the way, we’ll chat with experts, play some games, get in touch with our silly side, and celebrate the fine art of staying curious.
Episodes
Mentioned books

Aug 26, 2025 • 40min
Why Does Rocking Put Babies to Sleep?
Babies! We’ve all been one, and some of us have them. But did you know that baby talk serves an important purpose? Or that babies can fake tears to get attention? Today Mango and producer Gabe dig into some big science about tiny humans. Plus: What are zusers and bofels? Only a well-rested baby can answer that! Check out Candy Is Dandy: The Candy Review Podcast wherever you get your podcasts! Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Minnie Zhou via Unsplash. Thanks, Minnie! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Aug 22, 2025 • 35min
What Are the Greatest Things We Didn't Know About Brazil?
When's the best time to surf the Amazon? Can Brazilian termites help you make a better pizza? And did you pay too much for that venomous snake? (Spoiler alert: You probably did.) Today Will and Mango are uncovering some little-known facts about the big, beautiful country of Brazil! This episode originally aired on March 1, 2019. Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo of Rio de Janeiro street art by Milos Hajder via Unsplash. Obrigado, Milos! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Aug 19, 2025 • 20min
9 Head-Spinning Facts About Carousels
Grab your riding crop and hold on tight, because today we’re taking a spin through the history of merry-go-rounds! Why do British carousels rotate in the opposite direction from the rest? Which future U.S. president had a summer job sanding ponies? And what’s the connection between carousels and Eggo waffles? Saddle up your speakers, because Will and Mango have the answers! Plus: The world’s first rocket-powered carousel, and the Michelangelo of horse carving. Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Katneyl via Unsplash. Thanks, Katneyl! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Aug 15, 2025 • 28min
Who Invented the Dunce Cap? (And Other Unusual School Supplies)
Why is there a bull on the Elmer's glue bottle? What did kids use to carry their books around before they had backpacks? And why does a giant cone tree get everyone excited about starting school in Germany? Will and Mango dig deep into their Trapper Keepers to bring you some stories you definitely didn't learn in school. This episode originally aired on October 16, 2019. Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Art by Henri-Jules-Jean Geoffroy via Wikimedia Commons. Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Aug 12, 2025 • 28min
9 Crazy Stories About Debt (Including when you could pay your rent in Eels?!)
What’s more fun than financial debt? Honestly, just about anything! But the team here has a knack for finding the silly side of any subject, and the history of people owing money to each other is no exception. Today, the guys share some out-of-the-box ideas for settling a debt, including paying your rent with a bunch of dead eels (looking at you, medieval England!) and recording an IRS-themed country album (looking at you, Willie Nelson!). They also discover why a small town in Oregon decided to foot the bill for the Boston Tea Party, and reveal which country is the most reliable debtor in the EU (hint, they’re also big into saunas). Check out Dr. Greenlee’s Eel-Rents Project at historiacartarum.org! Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Towfiqu Barbhuiya via Unsplash. Thanks, Towfiqu! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Aug 8, 2025 • 43min
How to Build the Ultimate Theme Park!
If you want to build a theme park, there are some big questions to answer. Is it really a theme park, or is it an amusement park? (There’s a difference!) Also, how many Santa Clauses should you have? (Important.) And what do you need to do to be more eccentric than Walt Disney? (Start by picking a favorite juice, and then act irrationally when people don’t want to drink it.) Featuring author David Younger and Theme Park Insider's Robert Niles. This episode originally aired on September 6, 2017. Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Sung Jin Cho via Unsplash. Thanks, Sung Jin! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Aug 5, 2025 • 21min
9 Bonzer Tips for Traveling Across Australia
Summer may be winding down, but we’re not done traveling yet—so grab your SPF and join Will and Mango on a big trip across the world’s smallest continent! Want to know the secret to Aussie slang? Or why the country is littered with ghost towns? We cover all that and more, including the best place to spot a pod of orcas and the least sweltering time of year to visit. Plus, we answer the age old question: Which side of the dingo fence has bigger kangaroos? Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by James Wainscoat via Unsplash. Thanks, James! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Aug 1, 2025 • 36min
Why Is It More Dangerous to Be a Park Ranger Than an FBI Agent?
Park rangers do so much more than just keeping Yogi Bear from stealing picnic baskets. Whether it’s outsmarting poachers, fending off the Klan, protecting tourists from gator attacks, or helping tiny endangered species make their way to sea, Will and Mango celebrate the heroes who keep our national parks running. This episode originally aired on April 6, 2018. Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Vintage ranger photo via the National Park Service. Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Jul 29, 2025 • 48min
What Did Ancient Egyptian Bread Taste Like? with Sam Kean
Experimental archaeology is the science (and art!) of discovering what ancient worlds smelled, tasted, sounded, and felt like… a process that often involves going to some truly incredible lengths. Author Sam Kean stops by to recount his adventures researching his new book, Dinner with King Tut—from hurling stones with a 30’ tall catapult to modern mummification to an unfortunate incident involving a piece of urine-soaked salmon skin. Buy Sam’s books: samkean.com Got a question you’d like us to answer? A rabbit hole you think we should explore? Email higeniuses@gmail.com or leave us a message at (302) 405-5925. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo of the Coffin of Nesykhonsu by the Cleveland Museum of Art, via Unsplash. Thanks, CMA! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Jul 25, 2025 • 34min
Where Do the World's Best Band Names Come From?
What band was named as a tribute to their high school gym coach? Why did The Earwigs change their name to Alice Cooper (hint: it might have something to do with a Oujia board)? And would Chubby Checker have been as popular if he'd taken the name Chubby Chesspiece? Get ready to turn it up to eleven, because Will and Mango are exploring some of the funniest, quirkiest and greatest band names in music history. This episode originally aired on March 7, 2018. Photo by Matthew Cheng via Unsplash. Thanks, Matthew! Got a question you’d like us to answer? A rabbit hole you think we should explore? Send an email or voice memo to higeniuses@gmail.com, and we might use it in an upcoming episode. Follow us on Instagram @parttimegenius! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.