For all the amazing discoveries that scientists have made, the cosmos is still full of mysteries - from dark matter to quantum entanglement. Will physicists ever explain the universe, or is it fundamentally unknowable? We explore the frontiers of physics and ponder what it means to live with...Read more
Intelligent. Optimistic. Curious.
Episode Archives
When’s the last time you took a selfie? You know, a snapshot of yourself that you share online. From feminist selfies to funeral selfies to politicians’ selfies, there’s been hot debate about selfies lately. This week artists, critics and psychologists weigh in.Read more
What’s your billion dollar idea? You know, the one that’s going to change the world? America’s the land of invention, right? And it’s that can-do spirit that makes this country great. But America’s no longer the global innovation giant it once was.
Where have you gone, Thomas Edison?Read more
There are children who seem to be re-born into new families, while remembering specific and verifiable things about their former lives. It may be coincidence, or imagination, but some of their stories will curl your hair! In this hour of To the Best of Our Knowledge, a search for...Read more
What does it take to become a U.S. president? Driving ambition, of course, but what else? We'll dissect a few presidents - from Lincoln and LBJ to Obama - and consider the chances of a female president in 2016.Read more
Hillary Clinton once described herself as a "Rorschach test." People see in her what they want, whether they love her or hate her. In this hour of To the Best Of Our Knowledge we'll talk about the complicated feelings many women have about Hillary, her marriage to Bill, and whether it's possible...Read more
Peggy Orenstein didn't want children. At least she didn't think so. Children killed careers and turned smart, professional women into drones. Well, that's what Orenstein was afraid of, anyway. But after a death in the family, she changed her mind. In this hour of To the Best of Our Knowledge, to...Read more
Do you ever get the feeling that everyone's reading all the same books and listening to all the same music, and seeing all the same films? Maybe there's a reason why. New York and Los Angeles account for only a fraction of landmass when it comes to the continental United States...Read more
Dan Janzen is one of the world’s leading tropical biologists. He’s spent forty years working in the Cost Rican jungle, and there’s one creature that fascinates him above all others - the moth. Janzen has found nine-thousand different species of moth in Cost Rica. In this hour of To the Best...Read more
Brutal storms, rising seas, drought... you've seen the headlines. Our climate changed future seems pretty scary. But do all the messages about climate catastrope keep people from taking action to slow carbon emmissions or prepare for changing weather? What would happen if we...Read more
When’s the last time you were wonderstruck? Would your life be richer for more wonder? What wonder is, how to make it, where to find it and what it does for us... we all get gently awed in this hour.Read more
It's been called all kinds of things: God, Brahman, Nirvana, All, Dao. But renowned religion writer Karen Armstrong says we've often lost sight of what this ultimate reality means, so it's not surprising it can seem so unbelievable. In this hour of To the Best of Our Knowledge, Karen Armstrong...Read more
His critics called him a war criminal. Robert McNamara himself has said the Vietnam War was a colossal mistake. So should he take the blame for leading America’s war in Vietnam? In this hour of To the Best of Our Knowledge, filmmaker Errol Morris talks about war and morality... and his...Read more
East Meets West
Part Four
Imagine growing up in Pakistan. Islam is a way of life. You get up every morning at 4:30 to pray. Then when you're 18, you move to the American Midwest, Iowa, to attend college. That's the story Kumail...Read more
When disaster strikes, photojournalists run toward it instead of away. Usually, with a camera in hand. Their job is to get up close to tragedy and danger, to document things we need to see, in the hopes of somehow making a difference. This hour we’re talking with some of the world’s great...Read more
If you believe those at the top of society deserve their success, doesn’t that mean you think those at the bottom deserve their failure? In this hour of To the Best of Our Knowledge we’ll talk about status anxiety. Also, we’ll find out why American poverty matters to everyone.Read more
Boots on the Ground: Stories from the War in Iraq
Part One
Iraq. April 6, 2004. This day marked the Marines' heaviest fighting since Vietnam and was the start of the Iraqi insurgency. By the end of the day more than 40 Marines and...Read more
You’ve seen the Olympics on TV, but do you want to know what’s really happening in Utah? In this hour of To the Best of Our Knowledge, a special program recorded in front of a live audience at Red Butte Garden in Salt Lake City. From the culture of snowboarding to past Olympic scandals. Plus...Read more
When did "fat" become a four-letter word? Leaders of the body acceptance movement say it's time to stop shaming fat people. In this hour, curvy girls and plus-size women talk about the emotional and physical costs of America's toxic obsession with weight and body image. Read more
Ayn Rand didn't know how to make small talk; she lived for big ideas and bold statements. She believed capitalism was the best social system ever invented, and even took to wearing a gold pin in the shape of a dollar sign. Ayn Rand died nearly thirty years ago, but she's now inspiring a new...Read more
Say the name "Robert Krulwich" and hard-core public radio listeners start smiling. These days Robert does a lot of science journalism, even though he admits he's no expert. He believes everyone's interested, even though they think it's too hard for them. In this hour of To the Best of Our...Read more
It’s up for debate whether or not the business of America is business. But like it or not, corporate culture touches us all. In this hour of To the Best of Our Knowledge, the quirky online marketplace that brings together buyers and sellers from all over the world. But is e-bay really the...Read more
Do you ever think about the future? Not tomorrow or next month or post-election, but 100, 200 years in the future. Everyone alive now will be dead -- and what will be remembered? Which pop stars, movies and books will people still know? And will people's understanding of gravity...Read more
Filmmaker Ken Burns calls the national parks "America's best idea." We'll take you to Yosemite,Denali and Carlsbad Caverns. We'll also explore some forgotten parts of our history: how the "buffalo soldiers" helped create America's first parks, and why the very idea of protecting nature has...Read more