Homer called salt a divine substance. Salt taxes built empires across Europe and Asia. They even sparked a revolution. In this hour of To the Best of Our Knowledge, why salt is no ordinary rock. We’ll tell you how it’s changed the course of history. Also, the...Read more
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Episode Archives
Imagine losing your lover, mother, stepfather and sister in less than eight months. That's what happened to country music singer/songwriter Carlene Carter. Her mother is June Carter Cash and her stepfather is Johnny Cash. Carlene Carter drew on all of this loss and tragedy to create a new album...Read more
It will go down as one of the most amazing archeological discoveries in history. Homo naledi - a new species of human-like fossils found in South Africa - is already rewriting the story of human evolution. These 15 skeletons are the largest cache of pre-human bones ever found. But so far,...Read more
As Hillary Rodham Clinton prepares to give the most important speech of her life, listen back to the speech that marked her entrance into public political life, now available for the first time in its entirety. On May 31st, 1969, Hillary Rodham became the first student to give a commencement...Read more
Nearly 20 million households in America are one paycheck away from losing their homes. For many of these families, keeping a roof over their head means having to choose between the rent or dinner that evening. This hour, we explore how housing insecurity drives poverty in America.Read more
A restaurant wasn't always a place to eat. It used to be a thing to eat - a cup of medicinal broth to restore your health. These days Americans eat almost half their meals out, so how did the modern restaurant evolve? In this hour of To the Best of Our Knowledge, the rise of the restaurant. ...Read more
Every day you pick up the paper and there's another report about something you either should be eating or shouldn't. Omega 3-fatty acids, soy milk, broccoli - good. Trans fats, soda, fast food - bad. What if instead we just ate what made us happy? In this hour of To the Best of Our Knowledge,...Read more
The world’s oceans are emptying at an alarming rate. Fish populations are dwindling and dozens of species are going extinct. Is this something to worry about? Not as long as you like plankton stew. In this hour of To the Best of Our Knowledge, we’ll meet the controversial scientist who jump-...Read more
Rose O’Neal Greenhow was the Pamela Harriman of her day - the “hostess with the mostess” in Washington D.C. But Rose ran a Confederate spy ring out of her house. In this hour of To the Best of Our Knowledge we get close to some brazen women of American history and popular culture. And we’ll...Read more
Some people think they just can’t do math, but it turns out our brains are hard-wired for adding, subtracting, multiplying and dividing. We’re born with a numbers sense. In this hour of To the Best of Our Knowledge celebrating our mathematical minds. Also, the natural history...Read more
When and how did the universe begin? Why is there something rather than nothing? In this hour of To the Best of Our Knowledge, we'll tackle the big questions about the universe. From Stephen Hawking's latest ideas about parallel universes and theories of everything to the quantum physics of...Read more
In America’s struggle with race, one man is trying to keep it real. His website dares to post the questions we’re afraid to ask out loud. In this hour of To the Best of Our Knowledge, the quest for racial understanding from the founder of the Y-Forum. Also, the sweet and sorrowful history of...Read more
Are humans really unique? Not as much as we think, says renowned primatologist Frans de Waal. So what do our ape cousins - chimps & bonobos - think and feel? Also, the remarkable story of a feral child who lived with monkeys.
Oliver Sacks has an unusual problem. He can't recognize other people's faces. In fact, he doesn't always recognize himself when he's looking in the mirror. Sacks is also a neurologist who's fascinated by brain disorders. We'll talk with Sacks and with the painter Chuck Close, who also...Read more
You're driving along a dark road when you're distracted by what appears to be a flight of arrows. You crash into a ravine and suffer horrible burns over most of your body. In this hour of To the Best of Our Knowledge, we'll talk to Andrew Davidson about his debut novel "The Gargoyle." It's been...Read more
Sometimes it's better to forget than to remember. Maybe it's an embarrassing photo on Facebook. Or perhaps a collective memory that's been used by certain ethnic groups to stir up hatred of their enemies. We explore the science, history and philosophy of memory. Plus, filmmaker Whit Stillman on...Read more
Big box education is on the way out. Instead, imagine a future with schools of every variety available for mixing and matching, like sushi on a platter. Micro-schools, Waldorf Schools, part-time schools and more. That's the future as seen by Matt Hern, an advocate for what he calls de-...Read more
What’s the biggest threat to American supremacy? Islamic fundamentalism? China? How about Europe? Today Europe has more people, more trade, and more wealth than the U.S. And the European welfare state offers a potent alternative to American capitalism - and what government’s supposed to do...Read more
New York Times columnist David Brooks is best known for his political writing, but he's also fascinated by recent findings in psychology and neuroscience. In fact he says many of our public policies fail because we're not actually the rational decision makers we think we are. In this hour of...Read more
Nelson Algren said “Never play cards with a man called Doc. Never eat at a place called Mum’s. And never go to bed with a woman whose troubles are greater than your own.” In this hour of To the Best of Our Knowledge, we’ll catch up with Studs Terkel to talk about why an American master like...Read more
Science and the Search for Meaning: Five Questions, Part One: What is Life?
Scientists can now explain virtually every stage of the evolutionary process. But there’s a basic question that still mystifies even the best scientists: How did life first begin on Earth...Read more
Valentine's Day is coming up and we're re-thinking romance. Do you appreciate flowers, champagne and candlelight dinners? Or is it time to toss the old scripts and redefine romance?Read more
It would be hard to imagine a more fundamental American value than democracy. For centuries, disenfranchised people have fought for the right to vote. But would we be better off if fewer peoplevoted - if only the people who actually know about public policy were allowed to vote...Read more