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
No matter what quiet corner of America you inhabit, you’ve heard about NASCAR. You may not understand it. You may not get it. But while you weren’t paying attention, those cars, driving in circles for hours, became our national pastime. In this hour of To The Best Of Our Knowledge, car racing....Read more
What do Oprah Winfrey, Tom Cruise and Madonna have in common? Not much, except the kind of blazing fame that turns relatively normal people into obsessive fans who would walk ten miles through a blizzard just to stand in celebrity garbage. In this hour of To the Best of Our Knowledge...Read more
Do you ever think about the way you think? Lately, we've been doing a lot of thinking about what we think about when we think about thinking. Join us as we explore the life of the mind.Read more
How much time do you spend thinking about the future? Oh sure, you’ve probably got plans for the weekend or are thinking about how your kids are doing in school.
But how much time to do we spend – as a nation, a global community – thinking about what our lives might look like in 50 or 100...Read more
Julian Barnes is one of England’s most celebrated novelists. He’s fascinated by the ways our minds play tricks with memory, especially as we age. It’s the subject of his Booker Prize winning novel “The Sense of an Ending” – one of several new books that explore the minefield of memory. We...Read more
Every sixty seconds, 259 new people show up in the world's cities. No one is building housing for them. No government is planning for them. In this hour of To the Best of Our Knowledge we'll explore the evolving city in a world of a billion squatters, with another billion on the way.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
Oh, city living. The crush of people, the crowd of buildings, the empty lots, the garbage-strewn slums.
More than half of us will be living urban by 2050. How will we manage?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
Even now, the oceans of the world are terra incognita. We’ve explored only 5-10 percent of them on a planet mostly comprised of water. What we’re missing couldsurprise us. This hour, we explore the mysteries of the deep. We’ll hear about the oceans’ oddest creatures...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
Photographers capture heartache and agony. What does it mean for them? And what does it mean for us, those viewing the photos? Do these images create empathy? Compassion? Or something else?Read more
Every person on earth is unique and special, but some people – maybe one in a hundred – are autistic. In this hour of To the Best of Our Knowledge we get to know a few autistic people with Asperger's Syndrome. We'll hear what it's like to try to live in the world when you have visionary...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
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
Lace up the hiking boots and grab the bug spray! Spring is here and we're heading Into The Woods. Learn how to read a forest. Unlock the meanings hidden in leaf and bole, twig and soil. And celebrate the woods in fairytale, myth, story and song.Read more
What would you die for? And what are you willing to kill for? Democracy?On this hour of To the Best of Our Knowledge, the meaning of democracy. We’ll hear from writers Alice Walker, Sherman Alexie, Isabel Alende and Margaret Atwood. Also, tomorrow’s citizens. Are schools giving children...Read more
In this hour of To the Best of Our Knowledge, James Bradley remembers his father the war hero, who helped raise the flag on Iwo Jima. Martin Amis comes to terms with his famous father – the writer Kingsley Amis. And the story of a military father who was an officer but no gentleman...Read more
Lilydale, New York isn’t your average small town. In Lilydale, people say ghosts walk the streets and the neighbors can talk to the dead. No, this is not fiction. 20-thousand visitors a year travel to Lilydale to consult the largest community of mediums in the world. Is it all a gigantic...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
Rising sea levels, brutal storms and droughts, record temperatures...is there anything we can do about climate change? As world leaders gather at the Paris Climate Summit, we consider a range of proposals - from geoengineering and new green technology to a post-carbon economy. Read more