Off-Broadway actress, producer, and Guinness Record-holder Catherine Russell has played the same off-Broadway role for three decades. What’s more impressive than the play itself? She’s never called in sick.

Some of our most important inventions safely remove human waste. But what if we could use that waste to generate electricity?

From medieval times through the French Revolution, rosé ruled the wine world — and now it’s staging a comeback. Actress (and rosé fan) Miriam Shor joins as a co-host.

Senator Todd Young of Indiana wants to make government-funded social programs more effective with Social Impact Partnerships, which pair private funding with proven projects.

In 1803, Sicily and Malta won contracts to provide lemon juice to the entire British Royal Navy. Half a century later, the mafia was born.

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. TMSIDK 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. TMSIDK 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.

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. 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. Relax with a TMSIDK episode filled with facts on quiet rooms, pillows, comfort food, and ...Spam?

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.

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.

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.

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.

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.

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.

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.

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.

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.

Join us in one of America’s oldest urban centers for a show about cities, including ruins, sewage and ghost towns. Our panelists are: Ed Glaeser, Harvard economist and author of Triumph of the City, who doesn’t know when to quit. Amy Glasmeier, professor of economic geography and regional planning at MIT and creator of the Living Wage Calculator, who loves to run as a write-in candidate. Eugene Mirman, comedian and the voice of Gene on Bob’s Burgers, who is kind of a big deal in Boston. Our...

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.

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.

Steve Levitt, Scott Turow and Bridget Gainer are panelists. For the "Freakonomics" co-author, the attorney and novelist, and the Cook County commissioner it's "game on!" as they tackle competition of all kinds: athletic, sexual, geopolitical, and the little-known battle between butter and margarine that landed in the Supreme Court. WBEZ's Tricia Bobeda, co-host of the "Nerdette" podcast, is fact-checker.

Steve Levitt, Eugene Mirman, Alexandra Petri, Che “Rhymefest” Smith and Major Garrett are among this season's stars. Here's a taste of what you'll hear in our new season. We've got 10 new episodes — one a week — beginning June 4th.