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
Intelligent. Optimistic. Curious.
Episode Archives
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
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
"Every time a bell rings, an Angel gets its wings." At this time of year you're likely to hear that line over and over again, as Jimmy Stewart plows through "It's a Wonderful Life." But he's not the only one who's seen an angel - in or out of the movies. In this hour of To the Best of Our...Read more
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
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
Ten years after the War on Terror began, militant Islamic teenagers are still blowing themselves up in crowded streets. What makes someone willing to become a human bomb? In this hour of To the Best of Our Knowledge, how religious radicalization works and new techniques for...Read more
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
Ever want to chuck everything and just live your dream? In this hour of To the Best of Our Knowledge we meet several people who are doing just that. One of them's a hot young actor, starring in a smash Broadway musical. Another is a middle-aged husband and father who published a small magazine...Read more
“Everyone is a moon, and has a dark side which he never shows to anybody.”
-- Mark TwainRead more
If there's one sweeping societal change that we've failed to put our finger on, it may be this: more people than ever before in America are living alone. And loving it. And, far from being dysfunctional neurotics - people who live alone are happy, socially involved and solvent. In...Read more
Subdivisions. Industrial Parks. Strip Malls. Gridlock. Sprawl is socially unequal, environmentally irresponsible, and aesthetically ugly. Right? We'll look at the costs and, YES, the benefits of suburban sprawl. Because maybe, just maybe, sprawl is a good thing.Read more
Many people treat it as a national holiday, more Americans watch it than vote in presidential elections, and it leaves an economic footprint larger than the Gross Domestic Product of 49 countries: it's Super Bowl Sunday. In this hour of To the Best of Our Knowledge, we'll go behind the scenes of...Read more
One of the top-selling songs last year was by rapper Kanye West. But it wasn’t hardcore hip-hop, it was a gospel song called “Jesus Walks.” In this hour of To the Best of Our Knowledge, the rebirth of Gospel Music. We’ll look at where gospel came from and where it’s going. And, we’ll feel...Read more
As the Zika virus continues to make headlines, consensus is slowly growing among scientists that it’s showdown time for the mosquito. Time to marshal the technology to wipe them off the face of the earth. Which seems pretty extreme. Doesn’t it?
So, should we bio-...Read more
It’s the most contested piece of real estate on Earth. Jews know it as the Temple Mount. Muslims call it Al-Aqsa. In this hour of To the Best of Our Knowledge, the controversy over this sacred site in Jerusalem’s Old City. Also, why the Temple Mount inspires apocalyptic visions for some...Read more
Physicist Lawrence Krauss says science can finally explain the age-old mystery: How can something come out of nothing? Or, to be more specific, how can the Big Bang pop out of empty space? Krauss also set off an intellectual brawl by saying theologians and philosphers have nothing...Read more
The Bible and the Quran are some of our most sacred and revered texts. They're also full of violent passages. Is religion the source of violence and intolerance around the world? We look at how sacred texts inspire both violence and liberation.Read more
Vaclav Havel is President of the Czech Republic, but for many around the world, he's known as the poet in blue jeans, the dissident playwright who inspired a Velvet Revolution. On this hour of To the Best of Our Knowledge, President Havel talks art and politics. And, we'll go back to when the...Read more
The cultural revolution changed everything for Hao Jian Tian. When he was ten years old, Tian studied piano. Reluctantly. So when his piano teacher was hauled off to jail, it was a day of celebration. No more piano lessons. No more practicing. But years later, music caught up with Hao...Read more
Are humans innately violent? If you stripped the civilization out of us, just how bad would we be?Read more
Paul Ewald is a cancer researcher. He says we're entering a golden era in cancer treatment based on one emerging idea: most cancers are caused by viruses. It's good news, according to Ewald, who says we'll be able to treat cancer preventively, with vaccines. In this hour of To the Best of Our...Read more
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
Born 200 years ago, Charles Darwin was a revolutionary figure, and yet polls show that more than half of all Americans still don't accept his theory of evolution. So, is Darwinian evolution compatible with faith in God? In this hour of To the Best of Our Knowledge, what Darwin himself thought...Read more