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
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
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
"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
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
Do you ever think about the future? Not tomorrow or next month or post-election, but 100, 200 years in the future. Everyone alive now will be dead -- and what will be remembered? Which pop stars, movies and books will people still know? And will people's understanding of gravity...Read more
Electrons to Enlightenment
Part Four
Polls show that nearly half of all Americans believe the Biblical story of creation, while only a quarter accept evolution. The philosopher Daniel Dennett thinks we need to "break the spell" of...Read more
Imagine the world as we know it, only without us. In this hour of To the Best of Our Knowledge, a writer imagines a world reinventing itself without human beings. He sees the New York subway system returning to its watery origins. The re-absorption of carbon into the earth, and endangered...Read more
Charles Monroe-Kane grew up hearing voices in his head. For years he tried to drown them out with potentially lethal quantities of hard drugs and alcohol. Lithium saved his life but coming clean about his past hasn't been easy. How do you admit, as a public radio producer, that for years you had...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
Creativity is a little like obscenity: You know it when you see it, but you can't exactly define it....unless you're a neuroscientist. In labs around the...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
Computers permeate our lives. They scan our groceries. They entertain us. They keep us safe. But, can they write a poem? In this hour of To the Best of Our Knowledge, will your desktop be the next Bard? And, the life of the original rock n’ roll rebel: the 19th century French poet Arthur...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
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
Her novel “Bel Canto” was a hit so now novelist Ann Patchett is a star. But back when they were in college, it was her fellow student Lucy Grealy who got treated like a rock star. In this hour of To the Best of Our Knowledge, a look at uncommon friendships. Ann Patchett tells how her...Read more
In the film-going arena, one man towers above all others. His endurance, stamina and tolerance for popcorn are unparalleled. In this hour of To the Best of Our Knowledge, Kevin Murphy’s quest to see a movie a day. Every day. For a Year. Also, writer Michael Ondaatje (ahn-dot-chee) on the...Read more
Tucker Crowe is a reclusive musician. His devoted fans consider him to be the creator of the greatest breakup album ever recorded. But Tucker Crowe doesn't actually exist. He's a character in "Juliet, Naked"...the new novel from "New York Times" best-selling author, Nick Hornby. We'll talk to...Read more
You know the earth is round, the sky is up, and your dog loves you. But HOW do you know those things? This week, how we form opinions – the psychology and brain chemistry behind our beliefs.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