Episode Archives

Filter episodes by the year they originally aired.
a man running

We run for all sorts of reasons -- to lose 10 pounds, to win an Olympic medal, or simply because it’s fun. Some even run as a spiritual practice. Today, why we run - and how far and how fast can humans go?Read more

To The Best Of Our Knowledge

For eons Mars has been the toast of the galaxy – and has ignited the human imagination.  The Red Planet is home to the God of War – and to little green men.  In this hour of To the Best of Our Knowledge, exploring Mars.  We’ll get the latest on NASA’s new Mars missions, and take a look at the...Read more

To The Best Of Our Knowledge

Who says it's only humans who make art? Have you ever seen an elephant paint? Move over Jackson Pollock - elephant masterpieces are heading to the auction block! And when it comes to music well, Renee Fleming's got a nice voice, but have you have heard a whale sing? It's unbelievable. In this...Read more

To The Best Of Our Knowledge

Betsy Lerner was a chubby kid.  Then an overweight teenager.  Then, a compulsive eater with a secret food life.  Binging and dieting consumed her life – until the day she tried to kill herself.  In this hour of To the Best of Our Knowledge the story of Betsy Lerner’s struggle with weight.  And,...Read more

To The Best Of Our Knowledge

Any day now, the United States will welcome the three hundred millionth American. He or she may be a new born baby, or someone who comes across the border – legally or illegally.  In this hour of To the Best of Our Knowledge, we’ll look at America’s changing demographics, and consider the price...Read more

To The Best Of Our Knowledge

The idea of creative collaboration is a relatively new one.  For centuries, science and culture focused on the self self-expression, self-realization.  But two is the magic number.  In this hour of To the Best of Our Knowledge, we'll explore creative partnerships.  Joshua Wolf Shenk talks about...Read more

To The Best Of Our Knowledge

Jonathan Kaplan is a field doctor who travels to war zones around the world.  He treats people who’ve been shot or maimed.  Many of his patients die on the operating table.  In this hour of To the Best of Our Knowledge what war looks like from the inside.  Also singer/songwriter Steve Earle...Read more

To The Best Of Our Knowledge

The US is in the middle of its longest and most expensive war to date.  Not the war in Iraq – the war on drugs.  In this hour of To the Best of Our Knowledge – we’ve spent hundreds of billions of dollars fighting for a “drug-free” America, yet heroin, cocaine and other illegal drugs are cheaper...Read more

To The Best Of Our Knowledge

In Japan’s ancient Edo period, the math geek was born – but it’s not who you think!  Samurai, women, children and farmers were among the original creators of the sangaku - Japanese temple geometry.  In this hour of To the Best of Our Knowledge, math for the gods.  Also, can numbers unlock the...Read more

To The Best Of Our Knowledge

What we eat can often say a lot about us. But why do we consider certain foods more appealing than others? In this hour, we look a the trends and tastemakers who shape our feelings about food.Read more

To The Best Of Our Knowledge

Americans change their dining room tables about as often as they change their spouses, about one and a half times in their lives.  IKEA isn’t concerned about your marriage, but it does want to change the way you look at your furniture, and yourself.  In this hour of To the Best of Our Knowledge...Read more

To The Best Of Our Knowledge

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

a cup filled with change

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

To The Best Of Our Knowledge

From Soup to Nuts

Part Six

Once upon a time, there was a chef who made the greatest cakes in the world. His name was Antonin Careme. But this is no fairy tale. It’s a true story of a man called the King of the Cooks. In this hour of To the Best...Read more

To The Best Of Our Knowledge

Did you ever notice your dog gets depressed when you do?  That your cat seems to make you feel more relaxed?  Every wonder why?  In this hour of To the Best of Our Knowledge, the connection between people and animals.  Primatologist Frans de Waal says it may not be opera and abstract art, but...Read more

To The Best Of Our Knowledge

Say you’re in Vegas playing high-stakes poker.  You haven’t slept in days.  To make matters worse, you’re being stared down by two of the best poker players in the world.  And...you’re bluffing.  So, you bet it all to bring the pot to well over a million dollars.  In this hour of To the Best of...Read more

To The Best Of Our Knowledge

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

To The Best Of Our Knowledge

President Obama's surrounded by science advisors. So you might figure he doesn't need to know much about physics, but you'd be mistaken. How is a President supposed to assess the risk of a "dirty bomb," or weigh the pros and cons of various energy sources, from solar power to nuclear energy?...Read more

To The Best Of Our Knowledge

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

To The Best Of Our Knowledge

Many of us first met Islam on 9/11 with planes slamming into the World Trade Center – not a very good first impression. In this hour of To the Best of Our Knowledge, a proper introduction, as we talk with Muslims and Westerners who are redefining our relationship. From a Danish cartoonist with a...Read more

To The Best Of Our Knowledge

Boots on the Ground: Stories from the War in Iraq

Part Three

 

For many soldiers and Marines, war is not fundamentally about the mission. War is not really about the enemy. It's not even about patriotism. War is about the man to the...Read more

To The Best Of Our Knowledge

Ever get the feeling that nothing’s original these days, that every new song that comes out is just a rehash of another? This hour, we’re looking at the fine line between inspiration and imitation, and finding out what separates an original work from a bland copy.Read more

To The Best Of Our Knowledge

Wisdom may come with age, but if you want to make scientific history, it pays to be young.  Newton invented calculus before he turned 25.  Einstein published his special theory of relativity when he was only 26.  In this hour of To the Best of Our Knowledge, does genius slip away with age?  Also...Read more

To The Best Of Our Knowledge

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

Pages