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Episode 175

Why Is Astrology So Popular?

Why does your horoscope seem so accurate? Is it possible to believe and not believe in something at the same time? And is Mike a classic Gemini?…

Episode 65

A Rockstar Chemist and Her Cancer-Attacking “Lawn Mower”

Stanford professor Carolyn Bertozzi’s imaginative ideas for treating disease have led to ten start-ups. She talks with Steve about the next generation of immune therapy she’s created, and why she…


Episode 42

America’s Math Curriculum Doesn’t Add Up

A special episode: Steve reports on a passion of his. Most high-school math classes are still preparing students for the Sputnik era. Steve wants to get rid of the “geometry…

Episode 391

America’s Math Curriculum Doesn’t Add Up

Most high-school math classes are still preparing students for the Sputnik era. Steve Levitt wants to get rid of the “geometry sandwich” and instead have kids learn what they really…

Episode 30

Why Do We Seek Comfort in the Familiar? (Replay)

Also: is a little knowledge truly a dangerous thing?

Episode 30

Why Do We Seek Comfort in the Familiar?

Also: is a little knowledge truly a dangerous thing?…

Episode 48

Do Good Deeds Invite More Bad Ones?

Also: what is the most significant choice you will ever make?…

Episode 430

Will a Covid-19 Vaccine Change the Future of Medical Research?

We explore the science, scalability, and (of course) economics surrounding the global vaccine race. Guests include the chief medical officer of the first U.S. firm to go to Phase 3…

Episode 145

Do You Have a Scarcity Mindset or an Abundance Mindset?

Are highly effective people quicker to share credit? What does poverty do to your brain? And how did Stephen’s mother teach him about opportunity costs? Plus: an announcement about the

Episode 2

Mayim Bialik: “I Started Crying When I Realized How Beautiful the Universe Is”

She’s best known for playing neurobiologist Amy Farrah Fowler on The Big Bang Theory, but the award-winning actress has a rich life outside of her acting career, as a teacher,…

Episode 73

Turning Work into Play

How psychologist Dan Gilbert went from high school dropout to Harvard professor, found the secret of joy, and inspired Steve Levitt’s divorce….

Episode 94

The Price of Doing Business with John List

…about economics. He explains the value of an apology, why scaling shouldn’t be an afterthought, and why he moved to the private sector to stay at the forefront of science….

Episode 119

J***s C****t, Angela, Why Are You Such a F***ing Potty-Mouth?

What’s the purpose of profanity? Why is cursing on the rise? And will Angela finally swear off swearing?…

Episode 96

Steven Strogatz Thinks You Don’t Know What Math Is

The mathematician and author sees mathematical patterns everywhere — from DNA to fireflies to social connections….

Episode 92

Is Poor Nutrition a Supply Problem or a Demand Problem?

Is evolution stacked against healthy eating? What policies could increase demand for nutritious food? And does Popeyes count as a cultural icon?…

Feed, Interrupted: Another RSS Issue

…free to express yourself in the comments section below, but know that it will be hard to come up with a new way of saying “This feed sucks,” which has…



Episode 147

Is Nudging Enough?

Is it enough to toss a soda can in the recycling? Why is Maria obsessed with Nobel Prize lectures? And wait — is that a news alert or a tiger?…

Episode 55

Jared Diamond on the Downfall of Civilizations — and His Optimism for Ours

He’s the award-winning author of hugely popular books like Guns, Germs, and Steel; Collapse; and Upheaval. But Jared actually started his varied career as an expert on gallbladders and birds….

Episode 35

David Epstein Knows Something About Almost Everything

He’s been an Arctic scientist, a sports journalist, and is now a best-selling author of science books. His latest, Range: Why Generalists Triumph in a Specialized World, makes the argument…

Episode 576

The Brilliant Mr. Feynman

What happens when an existentially depressed and recently widowed young physicist from Queens gets a fresh start in California? We follow Richard Feynman out west, to explore his long and…

Episode 56

Why Is Academic Writing So Bad?

Also: what does your perfect day look like?…

Episode 81

Why Bother Searching for Aliens?

Astronomer Jill Tarter spent her career searching for extraterrestrial intelligence. She explains what civilizations from other planets could teach us about our own future….

Episode 20

Waiter, There’s a Physicist in My Soup, Part 2

What do a computer hacker, an Indiana farm boy, and Napoleon Bonaparte have in common? The past, present, and future of food science.

Episode 137

Are We All Addicted to Ultra-Processed Foods?

…favorite treat changing your brain? Why do so many snacks melt in your mouth? And why can’t Stephen replicate his favorite salad dressing? Take the Seven Deadly Sins survey: freakonomics.com/nsq-sins/…

Episode 265

The White House Gets Into the Nudge Business

A tiny behavioral-sciences startup is trying to improve the way federal agencies do their work. Considering the size (and habits) of most federal agencies, this isn’t so simple. But after…

Episode 169

Can We Disagree Better?

Do you suffer from the sin of certainty? How did Angela react when a grad student challenged her research? And can a Heineken commercial strengthen our democracy?…

Episode 129

How to Fix Medical Research

Monica Bertagnolli went from a childhood on a cattle ranch to a career as a surgeon to a top post in the Biden administration. As director of the National Institutes…

Episode 118

“My God, This Is a Transformative Power”

Computer scientist Fei-Fei Li had a wild idea: download one billion images from the internet and teach a computer to recognize them. She ended up advancing the state of artificial…

Episode 67

Why Did This 60-Year-Old Man Collapse at the Supermarket?

Bapu tries to stump master clinician Dr. Gurpreet Dhaliwal with a medical mystery….