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To The Best Of Our Knowledge

Pierre Ferrari is one of the founders of TeamX, a clothing company with a social conscience.  He tells Jim Fleming that the company limits executive salaries to eight times the salary of the lowest paid worker.

To The Best Of Our Knowledge

<p>9/11 REMEMBERED: Philippe Petit spent years planning his illegal 1974 performance at the World Trade Center where he tight-rope walked between the Twin Towers. Petit looks back at the event and talks about what the destruction of the Towers meant for him.</p>

To The Best Of Our Knowledge

Professor of Christian philosophy Nancey Murphy tells Steve Paulson Christians would be better off without the soul.

To The Best Of Our Knowledge

Lieutenant General Ricardo Sanchez served as Commander of Coalition Forces in Iraq from June 2003 to June 2004. His new memoir, "Wiser in Battle," is a scathing critique of the Bush administration's planning and execution of the war in Iraq.

To The Best Of Our Knowledge

Austerity is a choice, and some question if it's a good one.

To The Best Of Our Knowledge

Nicholas Harberd spent a year observing a thalecress in a country churchyard. He kept a diary.

To The Best Of Our Knowledge

Author of "Farm City" faces a drawback to her urban farm dream in Oakland, then called "the murder capital of the world."

To The Best Of Our Knowledge

Oxford University philosopher Nick Bostrom offers a cautionary take on artificial intelligence in his new book, Superintelligence: Paths, Dangers, Strategies. In it, he imagines what could happen if computers were to ever become smarter than humans. He tells Steve Paulson that it could have catastrophic effects, unless we start thinking about it now.

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