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To The Best Of Our Knowledge

Frank Ahearn is a former skip tracer, a Private Investigator who specializes in finding people who don’t want to be found. 

To The Best Of Our Knowledge

Irene Pepperberg teaches animal cognition at Harvard and is an associate research professor at Brandeis. For thirty years, she worked with a remarkable grey parrot named Alex.

To The Best Of Our Knowledge

Harvard law professor Jeannie Suk says she's recently heard students demand trigger warnings before her lectures on rape, or ask that she not talk about the subject at all. She tells Steve Paulson that it’s more important than ever to teach students about rape law, because when it comes to sex, the line between what’s legal and what’s criminal is rapidly shifting.

To The Best Of Our Knowledge

Could the Islamic Jihad forge an alliance with the Aryan Nations?  James Jones is an authority on religious terrorism; he says militant religious groups are beginning to collaborate. 

To The Best Of Our Knowledge

Siberia is enormous, but Ian Frazier has crossed it all, from the Baltic Sea to the Pacific Ocean, in a barely functioning van.

To The Best Of Our Knowledge

Jack El-Hai talks about Walter Freeman, the man who invented and promoted the surgical technique called the lobotomy.

To The Best Of Our Knowledge

James Watson, one of the discoverers of DNA's double-helix structure, talks with Steve Paulson about making the discovery and what sort of environment produces scientific breakthroughs.

To The Best Of Our Knowledge

The 18th century was not only the Age of Enlightenment. It was also the age when many cities conquered darkness by installing public lighting. Dartmouth historian Darrin McMahon says it's no accident that cities lit up at the same time as the Enlightenment values of rationality and progress flourished.

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