Full episode 630: Things I Mean to Know Prologue Share a clip Transcript ByDavid KestenbaumDiane Wu Guest host David Kestenbaum talks to producer Diane Wu about a list she keeps of things she means to know. Sweet potatoes vs. yams. Are they different? The same? What exactly is going on there? (8 minutes) More in ScienceView all 689: Digging Up the Bones Dec. 6, 2019 Act Three: A Curious Bone David Kestenbaum tells the story of a man on the verge of one of the greatest scientific discoveries of all time … right on the verge. (4 minutes) 662: Where There Is a Will Nov. 16, 2018 Act Two: Life Is a Coin With One Side Producer David Kestenbaum took issue with the entire premise of today’s show, and explains why. 655: The Not-So-Great Unknown Aug. 24, 2018 Act One: So Over The Moon Producer David Kestenbaum tells the story of an astronaut who returns with a very unexpected view of the great beyond. More by David KestenbaumView all 756: But I Did Everything Right Dec. 10, 2021 Act Three: Bought the Farm Senior editor David Kestenbaum helps his kids set up an ant farm. 753: What We’ve Got Here is Failure to Communicate Nov. 12, 2021 Act One: Until The Cows Come Home A state senator tries persuading his own constituents, from his own party, that the 2020 election was not stolen. (17 minutes) 750: The Ferryman Oct. 15, 2021 Act Three: Better Call Dave When you need to retrieve all manner of treasures secured behind steel doors and complex locks, there’s one man you can count on: safecracker Dave McOmie.