A celebrated war photographer, Stephen Dupont has captured images in some of the world's most dangerous regions. Unfortunately this has left him questioning the way he now views life and death and has him seeking a new perspective.
Twenty four hundred years ago, Plato, one of history’s most famous thinkers, said life is like being chained up in a cave forced to watch shadows flitting across a stone wall. Beyond sounding quite morbid, what exactly did he mean? Alex Gendler unravels Plato's Allegory of the Cave, found in Book VII of "The Republic."
You may think you know who wrote the Declaration of Independence and what it says -- but do you really? Political theorist Danielle Allen looks at the document's origin and originators to give us a picture of the men and the moment in time that shaped the United States of today.
It is hard to imagine a sky without an airplane in it. But David McCullough takes us back to the first days of aviation. We learn about the Wright Brothers, not only through their achievements, but by discovering who they were as people and the early family influences that shaped their characters.