It will go down as one of the most amazing archeological discoveries in history. Homo naledi - a new species of human-like fossils found in South Africa - is already rewriting the story of human evolution. These 15 skeletons are the largest cache of pre-human bones ever found. But so far,...Read more
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Episode Archives
Homer called salt a divine substance. Salt taxes built empires across Europe and Asia. They even sparked a revolution. In this hour of To the Best of Our Knowledge, why salt is no ordinary rock. We’ll tell you how it’s changed the course of history. Also, the...Read more
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
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
By August 31, 2010, our combat mission in Iraq will end. In this hour of To the Best of Our Knowledge, we ask a blunt question: Did we win? We're not the only ones asking. The phrase "did we win the war in Iraq" has been searched over 7 million times on Google. The war has cost an estimated 860...Read more
They can have sex twenty times a day. Their teeth are harder than steel. And the ones that live in the city are twice as big as their country cousins. In this hour of To the Best of Our Knowledge, we’ll talk rats with Robert Sullivan, who spent a year investigating rats in a New York City...Read more
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
A restaurant wasn't always a place to eat. It used to be a thing to eat - a cup of medicinal broth to restore your health. These days Americans eat almost half their meals out, so how did the modern restaurant evolve? In this hour of To the Best of Our Knowledge, the rise of the restaurant. ...Read more
Every day you pick up the paper and there's another report about something you either should be eating or shouldn't. Omega 3-fatty acids, soy milk, broccoli - good. Trans fats, soda, fast food - bad. What if instead we just ate what made us happy? In this hour of To the Best of Our Knowledge,...Read more
Are humans really unique? Not as much as we think, says renowned primatologist Frans de Waal. So what do our ape cousins - chimps & bonobos - think and feel? Also, the remarkable story of a feral child who lived with monkeys.
When and how did the universe begin? Why is there something rather than nothing? In this hour of To the Best of Our Knowledge, we'll tackle the big questions about the universe. From Stephen Hawking's latest ideas about parallel universes and theories of everything to the quantum physics of...Read more
You're driving along a dark road when you're distracted by what appears to be a flight of arrows. You crash into a ravine and suffer horrible burns over most of your body. In this hour of To the Best of Our Knowledge, we'll talk to Andrew Davidson about his debut novel "The Gargoyle." It's been...Read more
In America’s struggle with race, one man is trying to keep it real. His website dares to post the questions we’re afraid to ask out loud. In this hour of To the Best of Our Knowledge, the quest for racial understanding from the founder of the Y-Forum. Also, the sweet and sorrowful history of...Read more
Oliver Sacks has an unusual problem. He can't recognize other people's faces. In fact, he doesn't always recognize himself when he's looking in the mirror. Sacks is also a neurologist who's fascinated by brain disorders. We'll talk with Sacks and with the painter Chuck Close, who also...Read more
What do Oprah Winfrey, Tom Cruise and Madonna have in common? Not much, except the kind of blazing fame that turns relatively normal people into obsessive fans who would walk ten miles through a blizzard just to stand in celebrity garbage. In this hour of To the Best of Our Knowledge...Read more
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
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
The state of Israel turns Sixty in 2008, but what is its future as a Jewish democracy? The Arab population in Israel will soon outnumber the Jews. Even diehard Zionists are calling for the creation of a Palestinian state. In this hour of To the Best of Our Knowledge, a look at the role Israeli...Read more
Life’s a sim and then you’re deleted. We always thought the computers would get us one day. Maybe they already have. According to one philosopher, odds are we’re already living the Matrix as mere programs in a computer simulation. In this hour of To the Best of Our...Read more
We all have our good days and our bad days, but chances are they’re nothing like what Andy Behrman has experienced. Behrman would fly from Zurich to the Bahamas and back in three days to balance hot and cold weather. On the bad days, he’d experience tornado-like rages of depression. In this...Read more
Fashion photographer David Jay recently sent us a book of his photos. The lighting was perfect, the settings intimate. The women, nearly naked, were gorgeous. Taking in the beautiful images, something stood out – the mastectomy scars.Read more
Prominent Evangelical leaders are divided on the subject of Donald Trump and some have gone so far as to say the soul of their movement is at stake. This week we talk about the perennial tension between faith and politics,and the evolution of the Religious Right -- the movement that shaped the...Read more
Another season of HBO's "Game of Thrones" is beginning, and the History Channel's "Vikings" is racking up ratings. Why are we so interested in the Middle Ages?Read more
Most of us think in words, but not Temple Grandin. She thinks in pictures. Grandin is autistic, and visual thinking is common among people with autism. In this hour of To the Best of Our Knowledge, Temple Grandin talks about how thinking in pictures has helped her help animals. Also, mark...Read more