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From Walter Isaacson, best-selling author and biographer of the era’s most ingenious minds, The Builders is a series of groundbreaking interviews with the architects of tomorrow. From Elon Musk to Fei-Fei Li, Alex Karp to Dario and Daniela Amodei, the series features candid and essential conversations about ambition, power, AI – and asks the question: whose imagination do we want to live in? Listen to The Builders every Tuesday. Listen here or on the iHeartRadio.  See omnystudio.com/listener for privacy information.

It's time to get real about raw fish! Will and Mango have their chopsticks ready and way too many questions on hand: Is bluefin really a delicacy? How do sushi chefs apply their soy sauce? And how California is the California roll? From the dish's Chinese origins to why Japanese foodies are intrigued by American rolls, today we're going all in on sushi. Featuring The Story of Sushi author Trevor Corson. Buy The Story of Sushi or look for it in your local library! This episode originally aired on December 6, 2017. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Tamas Pap via Unsplash. Thanks, Tamas! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

How rude! After author Danny Wallace got the world's worst customer service (and possibly the world's worst hot dog), he decided to search for the root causes of rudeness. Danny joins Will and Mango to talk about snarky celebrity judges, why surgeons are in dire need of a rudeness vaccine (it's for our own safety!), and how one politician effectively fought rudeness... with mimes! This episode originally aired on February 23, 2018. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Walid Hamadeh via Unsplash. Thanks, Walid! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Spoiler: No. But crystals are still pretty magical! Producer Mary visits the American Museum of Natural History’s Mignone Halls of Gems and Minerals to find out how crystals are formed, what makes them so colorful, and why you should never leave your collection in a department store window. Meanwhile, Mango’s got plenty of research about ancient crystal beliefs and the modern healing crystal movement—plus, the surprisingly dark side of crystal sourcing. Learn more about the Mignone Halls of Gems and Minerals and their incredible collections! Visit Rockhounding.org. Get a DIY education in minerals at Mindat.org. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Franco Antonio Giovanella via Unsplash. Thanks, Franco! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

What do Smokey the Bear and the Beatles have in common? How did Mr. Peanut influence Canadian politics? Whatever happened to Tony the Tiger's mom? And why on earth does a tire company represent itself with a guy who looks like a pile of marshmallows? Today Will and Gabe dive into the bizarre world of corporate mascots! This episode originally aired on June 28, 2018. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo via WIkimedia Commons. Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Why do you have trouble remembering people’s names? What’s the real difference between long-term and short-term memory? Is it true that the human brain can only remember seven things at a time? And what do you need to know in order to build your very own mind palace? Today Will and Mango are taking a walk down memory lane! Check out Dylan’s new music! Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Dianne Clifford via Unsplash. Thanks, Dianne! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Whether you're struggling with a report or the next great novel, Will and Mango have nine genius-approved ways to get through a creative slump. This episode originally aired on September 20, 2018. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Steve A. Johnson via Unsplash. Thanks, Steve! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Want to visit a beautiful lake in Canada? How about a stunning historic mountain in Greece? Or an island full of adorable monkeys? Well, too bad… you can’t! Enjoy sitting at home while Mango and producer Mary tell you about nine fascinating places you’ll never get to see. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Kyle Glenn via Unsplash. Thanks, Kyle! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Ever wondered what sound the origin of the universe made? Or why British people are so turned off by the sound of Tasmanian Devils? From the crowds at Shakespeare's Globe to the ugly grunts of baby koalas, we're covering the funniest, strangest, most annoying sounds in the universe. This episode originally aired on December 27, 2017. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Artist's rendering of a distant galaxy with an active quasar by Joseph Olmsted/NASA. Thanks, Joseph and NASA! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Cheetahs are fast, endangered, and surprisingly multi-talented. Not only are they great vocalists, they’re also artistic muses, spokesmodels, and TikTok chefs (sort of). It’ll all make sense after Mango and producer Mary share nine facts about cheetahs—from their biology and behavior to their influence on art and culture. Listen to “Jambo Bwana” on YouTube Watch the original viral Ruuxa & Raina video on YouTube Learn more about the San Diego Zoo Safari Park Watch Goodboy Noah & Ayo Cheetah on TikTok Watch Fania All Stars in “Our Latin Thing” on YouTube Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Ahmed Galal via Unsplash. Thanks, Ahmed! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

How do ballet shoes keep dancers balanced on their tippy-toes? Why do so many kids learn square dancing in gym class? And if Michael Jackson didn't invent the Moonwalk... who did?! This episode originally aired on September 21, 2018. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Aditya Ali via Unsplash. Thanks, Aditya! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Pack your bags and grab your bike, because today we're taking a virtual trip to Denmark—a land where treasure-hunting is encouraged, Walt Disney stole his ideas for theme parks, and there are very specific ways to eat your sandwich. Plus: A shocking conspiracy involving the Swedish Chef. This episode originally aired on January 28, 2025. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo of Copenhagen by Maksym Potapenko via Unsplash. Thanks, Maksym! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Whether you're headed to the ballpark or a movie theater this weekend, chances are you'll encounter one of our favorite snacks: melted cheese on a pile of tortilla chips. You know how delicious this is, but do you know how nachos were invented? Or what happened when an American baseball team flew a little too close to the sun by trying to put them on a stick? You will after you listen to this episode! This episode originally aired on November 20, 2018. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Erick Su via Unsplash. Thanks, Erick! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Turns out, the history of board games isn't as simple as passing Go and collecting $200. From the surprising way Abraham Lincoln's beard changed Milton Bradley's career, to the dramatic shift in Monopoly's political orientation, to the ancient Sumerian board game you can play online right now, today Will and Mango go wild game hunting... and come back with plenty of stories to tell.   This episode originally aired on January 6, 2025. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Photo by Maria Lin Kim via Unsplash. Thanks, Maria! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.

Will thinks sleep is a waste of time. But will scientists ever find a way to let us survive without it? Why do we sometimes wake up feeling so groggy? And is it true that eating certain foods before bed leads to crazy dreams? Plus, our pal Simone Giertz stops by! This episode originally aired on June 7, 2017. Got a question or idea for the show? Call our hotline at (302) 405-5925 or email [email protected]. Follow us on Instagram @parttimegenius and Bluesky @parttimegenius.bsky.social! Possibly the greatest photo in the world by Kate Stone Matheson via Unsplash. Thanks, Kate! Learn more about your ad choices at https://www.iheartpodcastnetwork.com. See omnystudio.com/listener for privacy information.