Will and Mango pester their pal Nick with all their whale questions: Why are whales so large? How do they sustain those massive bodies? And also-- why do they have belly buttons? Featuring Nick Pyenson, author of Spying on Whales and curator of marine mammal fossils for the Smithsonian.

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Will and Mango check out the strangest requests ever fielded at hotels. Plus, they look into how you can tell if your concierge is part of a secret society, why you probably shouldn’t use the glass cups in your room, and why you should always (always) book a hotel room that comes with a Dingle.

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How can humanity ever hope to thrive without Earth if it can’t even function without its morning cup of coffee? Fortunately, engineers have devised increasingly practical means of brewing and sipping coffee in space -- neither of which are easy feats in microgravity. Join Robert Lamb and Joe McCormick for a consideration of space coffee and be sure to subscribe to Stuff To Blow Your Mind wherever you get your podcasts.

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Will and Mango brick-roll the show with questions about LEGO: What are the most amazing things to be built from LEGO bricks? How have they been used to solve real-world problems? And why should you never ever pluralize it as LEGOs?

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Ever since Bill Bryson wrote A Walk in the Woods, Will and Mango have been fascinated with the Appalachian Trail. But who was the first person to actually hike the path? What is a Trail Angel? And will hiking the path actually take you through Norway one day?

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From the funniest, most ridiculously cursed Porsche on record to the car that infuriated Houdini, Will and Mango test-drive some ridiculous car stories.

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It's about time! From the birth of time zones, to the invention that made us rethink time travel, to the location of the world's largest cuckoo clocks, Will and Mango usher you into a very, very brief history of time.

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Usain Bolt can scarf down 47,000 calories worth of chicken nuggets and look great, while some dieters work out 4 hours a day and never shed a pound. So is exercising to lose weight a big scam? And what does Calvin Coolidge's exercise horse have to do with it? Featuring Dr. Herman Pontzer.

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From musical instruments that run on explosions and gasoline, to why every party needs at least one Sousaphone-player, Will and Mango discuss 9 instruments they don't want their kids practicing inside the house. 

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Are extroverts happier than introverts? Is coffee bad for an introvert's brain? And does your personality type make you more likely to be arrested? (Spoiler: it does!) Will and Mango take a closer look at the secret talents lurking inside your friendly neighborhood introvert.

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