

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

Sep 2, 2025 • 31min
A Hungry Fungus and the Epic Quest to Save Wet Books!
It’s the grand finale! Our last four greatest science ideas of the past 25 years include a very hungry super fungus, a chemical-free (but not dubstep-free) insect repellent, a poignant story of agricultural polymers and wet books, and a cure for sleep apnea that may require some negotiations with your neighbors. Check out the Zorbix website and YouTube channel! This episode originally aired on March 7, 2025. 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! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Sep 1, 2025 • 25min
Dancing Molecules and a Plywood Miracle!
It’s the home stretch! Buckle up for ideas 8 through 5, which include some magical molecules, a sea creature that helped reinvent plywood, a medical treatment with terrifying origins, and a discovery that practically upended the world of classical music. This episode originally aired on March 6, 2025. 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! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Aug 31, 2025 • 32min
Caffeinated Concrete and a Song About Particle Physics!
Today we’re covering ideas 13 through 9! These include a fascinating discovery about NASCAR and psychology, a clock that’s so accurate it’s reshaping our understanding of time, a tasty way to make concrete stronger (and more environmentally friendly), and some truly delightful revelations about dinosaurs. Plus: We explain particle physics through song. Check out musician David Nagler’s website and his band, As For the Future! This episode originally aired on March 5, 2025. 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! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Aug 30, 2025 • 31min
Self-Healing Glass and Virtual Dolphins!
The countdown continues with ideas 19 through 14, and today we’re talking virtual dolphins, a bike helmet you’ll actually want to wear, glass that un-breaks itself, unusual diet tips from the Amazon, personal germ clouds, and a high-tech approach to eating lobster. Check out Shucks Maine Lobster here! This episode originally aired on March 4, 2025. 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! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

Aug 29, 2025 • 36min
Jetlagged Hamsters and the Smell of Space!
While we take a short break this week, we're revisiting our countdown of the 25 greatest science ideas of the past 25 years! It all kicks off right here with a breakthrough for jetlagged hamsters, a hot tub that’ll take you on a journey, a better ketchup bottle, a solution for one of the world’s most common tech annoyances, and some very bad news: chickens are definitely judging you. Plus, we meet the man who brought the smell of outer space to earth. Learn more about Steve Pearce’s work with fragrances and flavors here! This episode originally aired on March 3, 2025. 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! Learn more about your ad choices at https://www.iheartpodcastnetwork.com.See omnystudio.com/listener for privacy information.

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.