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Episode No.
Date
Length
No. 35

Farming Without Sun or Soil and Eating Manna From Heaven: TMSIDK Episode 35

This week, we work on our survival skills: in the desert, on the tundra, and growing food in abandoned warehouses. Actress Sas Goldberg is co-host; A.J. Jacobs (author of It’s All Relative) is live fact-checker.

11/12/17
40:15
No. 34

Mind Games: TMSIDK Episode 34

How to make people like you, why you should lick rocks, and what an awkward person is really thinking. Angela Duckworth (Grit author) is co-host; Mike Maughan (Qualtrics) is live fact-checker.

11/5/17
48:59
No. 33

Jon Batiste, Gail Simmons, and Strange Smells: TMSIDK Episode 33

Things we learn this week: dogs aren’t so great at sniffing, men aren’t so lazy, and New York doesn’t smell so bad (anymore). Gail Simmons (Top Chef) is co-host; Jon Batiste plays his melodica for us; the live fact-checker is Mike Maughan.

10/29/17
57:13
No. 32

All About Bugs (of the Animal and Computer Varieties): TMSIDK Episode 32

Musical crickets, crop-saving wasps — and why you should pre-bug your software. John McWhorter is co-host; the live fact-checker is Bari Weiss.

10/22/17
58:19
No. 31

School Start Times, Brand Names, and Too Much Ground Beef: TMSIDK Episode 31

We filled this episode with insights about the true value of ground beef, sleeping in, company names, and more. Alex Wagner (CBS This Morning Saturday, The Atlantic) is our special guest co-host, with AJ Jacobs (author of It’s All Relative) as real-time fact-checker.

10/15/17
43:43
No. 30

How to Count to Infinity: TMSIDK Episode 30

Mary Roach (author of Stiff, Spook, Bonk, Gulp, and Grunt) is our special guest co-host, with AJ Jacobs (author of It’s All Relative) as real-time fact-checker. If the promise of tractor beams doesn’t pull you in, our guests also explore robotic fish, counting to infinity, and more.

10/8/17
48:44
No. 29

The Perfect Potato Chip, the Origin of Seltzer, and Why We Eat “Beef” and Not “Cow”: TMSIDK Episode 29

Alex Guarnaschelli (Iron Chef America and Chopped) is our special guest co-host, with Sean Rameswaram (Radiolab Presents: More Perfect) as real-time fact-checker. Tell Me Something I Don’t Know explores the origins of food words, children’s menus, and seltzer.

10/1/17
58:06
No. 28

You Say “eye-RACK,” I Say “ear-ROCK”: TMSIDK Episode 28

Hari Kondabolu (comedian and host of Politically ReActive) is our special guest co-host, with Sean Rameswaram (Radiolab Presents: More Perfect) as real-time fact-checker. Tell Me Something I Don’t Know reaches into our “grab bag” for fascinating facts on the downside of keeping secrets, the origin of fantasy sports, what pronunciations say about our politics, and more.

9/24/17
48:27
No. 27

Womb to Tomb: TMSIDK Episode 27

Alexandra Petri (Washington Post columnist) is our special guest co-host, with AJ Jacobs (author of It’s All Relative) as real-time fact-checker. TMSIDK covers everything from birth to earth, including pregnancy tests, parenting, monogamy, aging better, and, finally, embalming.

9/17/17
52:52
No. 0

Sneak Peek of TMSIDK Season 4

Alex Guarnaschelli, Alexandra Petri, Hari Kondabolu, Mary Roach, and Jemele Hill are some of the brilliant co-hosts joining us during Season 4. Here’s a sneak peek of what you’ll learn in 10 new episodes beginning September 17th.

9/10/17
No. 26

Urinetown: TMSIDK Episode 26

Tell Me Something I Don’t Know is on the weird side of the tracks in Philadelphia with everything you’ve ever wanted to know about graffiti, cockroaches, tattoos, pee, and more. James Altucher (host of The James Altucher Show) is our special guest co-host, with Mike Maughan (head of global insights at Qualtrics) as real-time fact-checker.

8/6/17
56:17
No. 25

Creature Comforts: TMSIDK Episode 25

Relax with a TMSIDK episode filled with facts on quiet rooms, pillows, comfort food, and …Spam? Krista Tippett (host of On Being) is our special guest co-host, with Maggie Ryan Sandford (science writer, researcher and producer) as real-time fact-checker.

7/30/17
54:22
No. 24

Behavior Change (Ultra Egghead Edition): TMSIDK Episode 24

Angela Duckworth (psychologist and author of Grit) is our special guest co-host, with Mike Maughan (head of global insights at Qualtrics) as real-time fact-checker. TMSIDK is in Philadelphia with a cornucopia of the world’s most renowned behavior change experts presenting original research.

7/23/17
55:55
No. 23

Three Sheets to the Wind: TMSIDK Episode 23

John Moe (The Hilarious World of Depression) is our special guest co-host, with Maggie Ryan Sandford (science writer, researcher and producer) as our real-time fact-checker. TMSIDK is in Minneapolis for a show exploring the environment, morning drinking, skyways, hidden figures and more.

7/16/17
49:41
No. 22

Medicine: TMSIDK Episode 22

Bapu Jena, Christine Hurley and Evan Allen are panelists. The physician-professor-economist, the comedian and the New England Revolution head athletic trainer join us in Boston for a show on Medicine. Side effects include extra kidneys, Lyme disease, hairlessness, cardiac arrest and magical mucus. WBUR’s Carey Goldberg is fact-checker.

7/9/17
56:11
No. 21

Getting There: TMSIDK Episode 21

Che “Rhymefest” Smith, Ginger Evans and Mary Catherine Curran are panelists. The rapper/political organizer, the commissioner of Chicago’s Department of Aviation and the comedian join us in the City of Big Shoulders for a show on transitions — from here to there, from low to high and from fish to humans. Jesse Dukes is fact-checker.

7/2/17
60:13
No. 20

Family Matters: TMSIDK Episode 20

Amy Chua, Liza Donnelly and Gary Gulman are panelists. The “Tiger Mom,” the New Yorker cartoonist and the comedian join our dysfunctional family for this show on parenting, cousins, genealogy and medical divorce. AJ Jacobs is fact-checker.

6/25/17
53:39
No. 19

Cities: TMSIDK Episode 19

Eugene Mirman, Ed Glaeser and Amy Glasmeier are panelists. The comedian, the Harvard economist and the MIT professor join us in one of America’s oldest urban centers for a show about cities, including ruins, sewage and ghost towns. Mike Maughan is our fact-checker.

6/18/17
60:44
No. 18

Politickling: TMSIDK Episode 18

Major Garrett, Alexandra Petri and Robby Mook are panelists in Washington, D.C. The CBS Chief White House Correspondent, the Washington Post humor columnist and Hillary Clinton’s campaign manager step out of the swamp for some more light-hearted politics: from foreign cars to the last state in the union. Femi Oke is fact-checker.

6/11/17
56:45
No. 17

Rivalry: TMSIDK Episode 17

We kick-off the third season of Tell Me Something I Don’t Know with a show on competition of all kinds: athletic, sexual, geopolitical, and the little-known battle between butter and margarine that landed in the Supreme Court.

6/4/17
58:51
No. 0

Sneak Peek of TMSIDK Season 3

Season 3 of Tell Me Something I Don’t Know is coming to your ears! Prepare yourself for 10 shiny new episodes — full of fresh knowledge — starting June 4.

5/28/17
No. 16

Music: TMSIDK Episode 16

Danny Goldberg, Faith Salie and David Hajdu are panelists. The record executive, the comedian/journalist and the music critic face the music, including industrial instruments, female composers and the all-important bridge. Our real-time fact-checker is Dan Zanes, accompanied by his live band.

4/23/17
65:21
No. 15

Wannabes: TMSIDK Episode 15

Tim Harford, Carla Hayden and Rahmein Mostafavi are panelists. The “Undercover Economist,” the Librarian of Congress and the comedian join TMSIDK in Washington, D.C. — the city that wants to be a state — to learn about wannabes, from international spies to new human organs. Femi Oke is fact-checker.

4/16/17
59:16
No. 14

Oh, My God: TMSIDK Episode 14

John Fugelsang, Tami Sagher and Aman Ali are panelists. Who better to help us talk through religion than these three comedians? We look into unholy fruit, religion in banking and the politics of reincarnation. A.J. Jacobs is fact-checker.

4/9/17
57:41
No. 13

Money Money Money: TMSIDK Episode 13

Brian Koppelman, Cheryl Dorsey and Hari Kondabolu are panelists. The TV/movie producer, the social entrepreneur and the comedian/podcast host follow the money, from the Brooklyn Bridge to Ethiopia. A.J. Jacobs is fact-checker.

4/2/17
53:24
No. 12

Stupid Stuff: TMSIDK Episode 12

This episode of Tell Me Something I Don’t Know is all about “Stupid Stuff” — things that seem stupid but aren’t and things don’t but are.

3/26/17
53:42
No. 11

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.

3/19/17
57:46
No. 10

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.

3/12/17
51:37
No. 9

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.

3/5/17
54:22
No. 8

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.

2/26/17
57:34
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