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To The Best Of Our Knowledge

One hundred years ago, Fritz Haber invented the first chemical weapon and convinced the German army to use it. His wife Clara, also a chemist, fiercely opposed her husband's project. When she couldn't stop it, she committed suicide. Judith Claire Mitchell tells the story in her tragic and yet funny novel "A Reunion of Ghosts."

To The Best Of Our Knowledge

Senegalese pop star Youssou N'Dour is the top-selling African musician of all time.

To The Best Of Our Knowledge

Tom Szaky tells Jim Fleming how his company turns candy wrappers and juice bottles into pencil cases and backpacks.

To The Best Of Our Knowledge

Steve Paulson prepared this report on Saint Francis of Assisi and his continuing influence in the modern world.

To The Best Of Our Knowledge

Howard Axelrod was accidentally blinded in one eye in a freak accident when he was in college.  Disoriented and depressed, he retreated to an off-the-grid cabin in the Vermont wilderness.  He stayed there, alone, for 2 years.  Now he's published a memoir about his period of renunciation, "The Point of Vanishing."

To The Best Of Our Knowledge

Susan Corso is the author of “God’s Dictionary: Divine Definitions for Everyday Enlightenment.” She tells Jim Fleming about spiritual etymology and how she interprets the root meanings of words to come up with her definitions.

To The Best Of Our Knowledge

Walter Moskowitz is a tattoo legend. Before he passed away in 2007, he ran the first commercial tattoo parlor on Long Island. 

To The Best Of Our Knowledge

Is science really open to every good idea?  Controversial biologist Rupert Sheldrake says modern science is mired in various dogmas - boundaries you're not supposed to cross, at least if you value your job and your reputation.

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