The physics Nobelist discusses how the East and West approach scientific study and the understanding of scientific phenomena.

In this classic interview, Isaac Asimov explains that he is not an enemy of religion, how scientists are among the most moral people he knows and the urgent need to check population growth.

The physician and philosopher on pain, ease of suffering, and what it means to end a life.

On this episode of World of Ideas, Bill Moyers talks with the physician-philosopher about the questions science can't answer, including the idea of soul.

The liberal religious leader talks about why even the faithful should cultivate doubts, how to question our virtues, and what we'd learn from an evening with Jerry Falwell.

The renowned ethicist talks about breaking and keeping the public trust.

In this episode, Bellah talks to Bill Moyers about the relationship of religion to politics and society.

Just 12 years away from the 21st century, Bill asks a medical ethicists what he thinks is the most pressing ethical issue we have to face as our population ages and great advances in science are underway.

Ethicist Michael Josephson discusses society's emphasis on success — and how it may influence people to sacrifice their values.

Bill Moyers and Joseph Campbell discuss the common experience of God across cultures.