Also check out our special series, “The Hidden Side of Sports.”

Has Lance Armstrong Finally Come Clean? (Ep. 342)

He was once the most lionized athlete on the planet, with seven straight Tour de France wins and a victory over cancer too. Then the doping charges caught up with him. When he finally confessed to Oprah, he admits, “it didn’t go well at all.” That’s because he wasn’t actually contrite yet. Now, five years later, he says he is. Do you believe him?

Why We Choke Under Pressure (and How Not To)

It happens to just about everyone, whether you’re going for Olympic gold or giving a wedding toast. We hear from psychologists, economists, and the golfer who some say committed the greatest choke of all time.

FULL TRANSCRIPT: Interview With Jean Van de Velde

Here is the full transcript of our interview with the golfer Jean Van de Velde as featured in the Freakonomics Radio episode “Why We Choke Under Pressure (and How Not To).”

How to Catch World Cup Fever

For soccer fans, it’s easy. For the rest of us? Not so much, especially since the U.S. team didn't qualify. So here's what to watch for even if you have no team to root for. Because the World Cup isn’t just a gargantuan sporting event; it’s a microcosm of human foibles and (yep) economic theory brought to life.

“How Much Brain Damage Do I Have?”

John Urschel was the only player in the N.F.L. simultaneously getting a math Ph.D. at M.I.T. But after a new study came out linking football to brain damage, he abruptly retired. Here’s the inside story — and a look at how we make decisions in the face of risk versus uncertainty.

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.

An Egghead’s Guide to the Super Bowl

We assembled a panel of smart dudes—a two-time Super Bowl champ; a couple of NFL linemen, including one who's getting a math Ph.D at MIT, and our resident economist--to tell you what to watch for, whether you're a football fanatic or a total newbie.

Why America Doesn’t Love Soccer (Yet): A New Freakonomics Radio Podcast

With the 2014 World Cup getting underway in Brazil, we've just released an episode called “Why America Doesn’t Love Soccer (Yet).” (You can subscribe to the podcast at iTunes, get the RSS feed, or listen via the media player above. You can also read the transcript, which includes credits for the music you’ll hear in the episode.)

The episode tries to answer a few questions:

1. Why doesn’t America love soccer the way the rest of the world does?

2. Would that change if the U.S. ever managed to win a World Cup?

3. Is No. 2 possible without No. 1?

World Cup Edition

World Cup Edition: Steve Levitt on why the center cannot hold in penalty kicks, why a running track hurts home-field advantage, and why the World Cup is an economist’s dream. We’ve got a new Freakonomics Radio podcast for you. (Download/subscribe at iTunes here, get the RSS feed here, read the transcript here, or listen live […]