Under the Hood: TMSIDK Episode 11

This week, we go "Under the Hood," unearthing the secrets behind concealed ovulation, kosher food, cheesy dreams, pneumatic felines and negotiating.

Why Is My Life So Hard?

Most of us feel we face more headwinds and obstacles than everyone else — which breeds resentment. We also undervalue the tailwinds that help us — which leaves us ungrateful and unhappy. How can we avoid this trap?

Collections: TMSIDK Episode 10

We've gathered amazing and surprising facts from the world of Collections. We're not talking baseball cards and Beanie Babies—we've got: glucose, gamma rays, brainwaves, fake art and some very blue Russian.

Chuck E. Cheese’s: Where a Kid Can Learn Price Theory

The pizza-and-gaming emporium prides itself on affordability, which means its arcade games are really cheap to play. Does that lead to kids hogging the best games — and parents starting those infamous YouTube brawls?

Wordz: TMSIDK Episode 9

This episode of Tell Me Something I Don't Know is all about the written — or spoken, or programmed, or texted — word. Let's start with the letter "A": abbreviations, absenteeism, AI, advertisements and ...a rising tide.

The Taboo Trifecta

Serial entrepreneur Miki Agrawal loves to talk about the bodily functions that make most people flinch. That’s why she’s building a business around the three P’s: periods, pee, and poop.

Athletes’ Feats: TMSIDK Episode 8

For our sports-themed episode, we left out all the tired cliches and instead jammed it full of odd trophies, hidden advantages, surprising innovations and... Trouble with a capital T.

No Hollywood Ending for the Visual-Effects Industry

In their chase for a global audience, American movie studios spend billions to make their films look amazing. But almost none of those dollars stay in America. What would it take to bring those jobs back — and would it be worth it?

Perfection: TMSIDK Episode 7

In 1921, Congress considered a bill that would add a 13th month called Vern. The goal was to create a year with 13 identical months of exactly four weeks (28 days). We would have a perfectly fixed calendar — every date of every month would fall on the exact same day of the week. Always. […]

Professor Hendryx vs. Big Coal

What happens when a public-health researcher deep in coal country argues that mountaintop mining endangers the entire community? Hint: it doesn’t go very well.

How to Get More Grit in Your Life (Rebroadcast)

The psychologist Angela Duckworth argues that a person’s level of stick-to-itiveness is directly related to their level of success. No big surprise there. But grit, she says, isn’t something you’re born with — it can be learned. Here’s how.