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.

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.

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.

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.

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. […]

Fool Me Once: TMSIDK Episode 6

Hannibal Buress, Annie Duke and Fr. James Martin, S.J. are panelists. A comedian, a poker player and a priest walk into a bar… and have to deal with missing hands, missing bodies and missing scientific evidence. Fact-checker: Sean Rameswaram, podcast producer for WNYC Studios.

Passion Plays: TMSIDK Episode 5

This week’s panel: Grit­-y author and psychology professor Angela Duckworth, former White House economist Austan Goolsbee and comedian Keisha Zollar. Our theme: “Passion Plays.” All of the things we're passionate about, good and bad, from sports to sounds to experimenting on students.

Things That Come Out of Your Mouth: TMSIDK Episode 4

This episode, which we’re calling “Things That Come Out of Your Mouth,” includes stories of marine regurgitation and a group of opera singers that no longer exists. The panelists are novelest Frank Delaney, Columbia University linguist John McWhorter and Mehmet Oz, better known as Dr. Oz.

Things That Go In Your Mouth: TMSIDK Episode 3

During the Great Depression, President Franklin Delano Roosevelt ate a meal that cost less than eight cents. Join medical doctor Zeke Emanuel, former White House chef Sam Kass and author Gretchen Rubin for more facts about food, eating and a surprisingly versatile musical instrument.

It’s Alive! TMSIDK Episode 2

Did you know the army once tried to replace its mules with camels? Join author Simon Winchester, social-media scholar danah boyd and comedian Chris Gethard for more tales from the natural world, including marine animals that will either live forever or kill you (or both), as well as the wonders of poop soup.