What are the origins of moral behaviors in humans? Did they spontaneously emerge or are there precursors in the natural history of human evolution? On this program, Prof. Richard Boehm discussed our moral origins.

A wide variety of apocalyptic prophecies and movements have occurred throughout history. But, what accounts for their continued emergence? On this program, Prof. Richard Landes discussed the history of millenial movements.

What happens to our garbage after it leaves the bins behind out houses? Is all trash waste? Author and Pulitzer Prize winning journalist Ed Humes joins us to discuss, Garbology and Our Dirty Love Affair With Trash.

The Korean DMZ is an important location for the path of migratory birds. On this program, Dr. Hiroyoshi Higuchi talks about the use of satellite tracking for migratory birds and the cleverness of crows.

Have you ever noticed that people behave strangely in elevators? On this show, Dr. Dario Maestripieri discussed how studying the behavior of rhesus monkeys and other non-human primates can help us understand why humans act the way we do.

Although change is often desired, it is not usually achieved without trepidation. On this program, Dr. Jonathan Alpert discussed being fearless.

Math and language may seem separate, but the two are remarkably intertwined. On this program, Dr. Liesje Spaepen joins us to discuss how language shapes mathematical thought.

Mathematical equations often seem abstruse and disconnected from the real world, however many of these have changed the word we live in. On this program, Prof. Ian Stewart discussed the equations that changed the world.

Although technology rules modern life, the establishment of modern centers for technological education was not met without resistance. On this program, Matthew Pearl discussed the technologists.

The Amazon is one of the last unspoiled territories, where the indiginous tribes have remained largely untouched by modern civilization. On this program, Scott Wallace discussed the unconquered tribes of the Amazon.