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To The Best Of Our Knowledge

Ronda Rousey may be the best mixed martial arts fighter who ever lived, and she continues to dominate the MMA. But her rise to the top hasn't been easy. She tells the remarkable story of how she became a champion fighter.

To The Best Of Our Knowledge

Steve Grand tells Jim Fleming about Norns – virtual pets that live and breed in desktop computers. He says the Norns give us a way to explore questions about what it means to be alive and what rights and responsibilities "living" creatures have.

To The Best Of Our Knowledge

Walter Moskowitz learned tattooing from his father William, who did tattoos from the basement of his barbershop called Willy’s. In bruising Bowery fashion, the shop offered a unique service.

To The Best Of Our Knowledge

Have you ever heard that space is a vaccuum? That space is totally silent? Well, neither of those things is exactly true. Thanks to the research of physicist Don Gurnett, we now know there are thin layers of gas in space that produce all kinds of interesting waves — including sound waves. In this segment, we talk with Gurnett about his research and listen to some downright strange and wondrous sounds from both near and deep space.

To The Best Of Our Knowledge

Steven Pinker tells Steve Paulson that parents don’t really have much to do with shaping their children’s personalities.

To The Best Of Our Knowledge

Colson Whitehead’s novel The Underground Railroad just won the 2016 National Book Award.

Steve Paulson spoke with him about this powerful, sweeping epic.

To The Best Of Our Knowledge

Toby Nunn was a Sergeant First Class who served two tours in Iraq. Home now, he's finding it hard to adjust to civilian life, but as he told Steve Paulson, he's still taking care of the men in his platoon.

To The Best Of Our Knowledge

Terry Tempest Williams has spent much of her life trying to understand her mother - both a  private woman and a trickster.  Her memoir is also an exploration of silence and finding one's voice.

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