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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

James Gimzewski talks about his work recording the vibrations of cells.

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

America has a thing for Japanese culture. And since the U.S. and its allies occupied Japan after WWII, some Japanese have had a thing for American culture, music in particular.

Michael Bourdaghs talks with Jim Fleming about trading tunes across the Pacific.
 
To The Best Of Our Knowledge

James Nolan is a poet, writer and fifth generation New Orleans native. He went through Katrina inside his French Quarter apartment.

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.

To The Best Of Our Knowledge

What separates your mind from an animal's? It's a question we've all asked, but renowned primatologist Frans de Waal says there's no point trying to rank who's smarter or dumber in the animal world. In fact, he believes there's no clear dividing line between humans and the rest of the animal world.

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