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
When did "fat" become a four-letter word? Leaders of the body acceptance movement say it's time to stop shaming fat people. In this hour, curvy girls and plus-size women talk about the emotional and physical costs of America's toxic obsession with weight and body image. Read more
Imagine sipping tea with a militant Muslim and listening to how he set off a series of bombs in a crowded marketplace, trying to kill as many people as possible. Next time on To the Best of Our Knowledge, an anthropologist describes her visit to a militant training camp in Pakistan. ...Read more
Say the name "Robert Krulwich" and hard-core public radio listeners start smiling. These days Robert does a lot of science journalism, even though he admits he's no expert. He believes everyone's interested, even though they think it's too hard for them. In this hour of To the Best of Our...Read more
China Mieville’s new novel, “Embassytown,” features sentient beings famous for their unique language and a woman who’s a living simile. Ursula K. LeGuin says that “Embassytown” is “a fully-achieved work of art.” We’ll meet China Mieville, as we explore the language of science fiction. Also...Read more
East Meets West
Part Five
Tariq Ramadan is a controversial philosopher who believes Muslims can thrive in secular, Western society. Ayaan Hirsi Ali disagrees. She's an equally controversial figure who's living under a death threat...Read more
The physics world has a darling - it's called string theory. The idea that the universe is composed of infinitesimal vibrating strings. String theory has been the subject of bestselling books, popular TV series and countless articles. But is it a dead end street? In this hour of on To the...Read more
"Beowulf" is the oldest story in the English language, but for centuries no one knew it existed. The manuscript was buried in an ancient monastery, written in a language no one understood. Even after it was discovered few scholars read it as serious literature, but that all changed with J.R.R...Read more
Baseball, hot dogs, apple pie and...a trip to the mall? Like it or not, a trip to the mall is an American rite of passage. In this hour of To the Best of Our Knowledge a look at the great American pastime - shopping. From the Mall of America to the latest new strip mall, Americans spend more...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
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
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
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
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
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
Bees are responsible for forty percent of the food we put in our mouths. It sounds astonishing, but without bees, we could find ourselves facing food shortages and a collapse of the green and flowered world. In this hour of To the Best of Our Knowledge, a peek inside the world...Read more
Emerging insights from the new science of astrobiology paints a picture of a universe seeded with potential life. While astronomers discover new exoplanets every other week or so, biologists are finding unexpected life in some of the most inhospitable environments on earth. Together, their work...Read more
There are many ways to live dangerously. Sure, you can take part in a death defying feat like skydiving, but living dangerously also sometimes involves taking intellectual risks, opening up, and being honest with yourself. To the Best of Our Knowledge recently travelled to Salt Lake City to...Read more
Turning thirty used to be embarrassing, an occasion for angst and misery. Today young adults are embracing thirty as cause for celebration. They’re renting yachts, giving speeches and spending thousands of dollars to celebrate the big three-oh. In this hour of To the Best of...Read more
The public sees a politician one way. A political cartoonist sees something else entirely. What makes a good political cartoon? We’ll get some answers from Steve Brodner, one of the most savage illustrators at work in the United States. It’s The New Toons in this hour of To the Best of Our...Read more
James Hood had a dream. He wanted to go to college and get an education. But there was a problem. Hood was a black man in segregated Alabama in 1963. In this hour of To the Best of Our Knowledge, a variety of views and opinions from Black Americans on their expectations of freedom. We’ll...Read more
Posters at Starbucks ask customers to focus on the world water crisis. Church congregations ask the faithful to go on a "carbon diet." Slate magazine asks readers to take a "green challenge." We've got green cars, green clothing, green politics and even green weddings. In this hour of To the...Read more
Uncovering the real story in Iraq is getting harder. Western journalists have become targets, just like American soldiers. And reporters now take elaborate precautions to avoid being killed or kidnaped. In this hour of To the Best of Our Knowledge we'll talk about the hazards of war reporting...Read more
Where’s James Bond when you need him? You have to wonder about the spy business after the dubious information that was used to justify America’s war against Iraq. In this hour of To the Best of Our Knowledge, an argument for revealing all the secrets to the public. And, a look back at Anthony...Read more