Episode Archives

Filter episodes by the year they originally aired.
To The Best Of Our Knowledge

Remember the good old days? No? Well that's either because you haven't lived them yet, or you need to check the note you left on the bedside table. In this hour of To the Best of Our Knowledge, we're looking at age and memory with a Nobel Prize winner searching through the mechanics of the brain...Read more

To The Best Of Our Knowledge

Tenzin Palmo isn’t your ordinary Englishwoman.  For twelve years she boiled snow for drinking water, lived without heat and electricity, and spent 12 hours a day propped up in a wooden box.  In this hour of To the Best of Our Knowledge, a Buddhist nun recalls her years of meditation in a lonely...Read more

To The Best Of Our Knowledge

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

To The Best Of Our Knowledge

Are we running out of water? Science writer Fred Pearce thinks so. He's traveled the world to investigate the current state of crucial water sources. In this hour of To the Best of Our Knowledge Pearce talks about the defining crisis of the twenty-first century. Also, we'll explore the social...Read more

To The Best Of Our Knowledge

The past is nebulous - a place no one can go.  When we try to get our bearings there, we often find more than one truth.  In this hour of To the Best of Our Knowledge, we’ll go back to Vietnam with Senator Bob Kerrey.  And, one woman pieces together her past in war-torn Liberia.  Also, paying...Read more

To The Best Of Our Knowledge

Are humans innately violent? If you stripped the civilization out of us, just how bad would we be?Read more

To The Best Of Our Knowledge

In the wake of a number of high profile shootings over the past year, people are talking about policing, racism, and injustice. But there's one issue we don't really talk all that much about: fear.This hour, we take a closer look at negative stereotypes about African American men, how those...Read more

To The Best Of Our Knowledge

On February 13th, 1945 Kurt Vonnegut and other American POWs were hiding in a cellar during the firebombing of Dresden.  They were remarkably lucky, as 135,000 people died that night.  During the bombing one soldier said, “I wonder what the poor people are doing tonight?”  Nobody laughed but, as...Read more

To The Best Of Our Knowledge

"Shhh… I have a secret… Now, I could tell you but then I'd have to kill you." Classic spy joke – but not so funny when it's true. In this hour of To The Best of Our Knowledge, we'll go the dark side of secrecy - warrantless wiretapping, secret CIA prisons, "extraordinary rendition,"...Read more

To The Best Of Our Knowledge

Woody Allen is an Academy Award-winning film-maker and screenwriter, but he's notoriously media-shy. In this hour of To the Best of Our Knowledge, Eric Lax on talking to Woody Allen over 36 years. Also, we'll explore how independent screenplays work.Read more

To The Best Of Our Knowledge

Elephants mourning their dead.  Chimpanzees dying of grief.  And the everyday joy of a dog at play.  Biologist Marc Bekoff says the evidence is all around us, if we learn how to see it.  In this hour of To the Best of Our Knowledge, the case for animal emotions.  And we’ll spend some time with a...Read more

To The Best Of Our Knowledge

Picking up a bottle of wine for dinner used to be simple. It pretty much depended on how much you wanted to spend, since everything came from France. Not anymore! We'll look at what happened to the wine world in 1976, when wine from the Napa Valley won a blind tasting and turned the industry...Read more

beautiful food

Imagine a farm five stories tall, powered by the sun, watered by the rain. Cabbage and carrots, tomatoes and eggplant grow on living walls. Tens of thousands of fish swim in aquaponic tanks. In this hour, the urban farm of the future gets real. Also, in Milwaukee, Wisconsin,...Read more

To The Best Of Our Knowledge

Thomas Paine was a working class Englishman without many prospects when he landed in America in 1774. Two years later his pamphlet "Common Sense" laid the foundation for the Declaration of Independence and transformed American politics. In this hour of To the Best of Our Knowledge, why...Read more

Pages