Ethics is a sometimes nebulous concept in the world of business, where it is often shunned at the expense of the bottom line. On this program, Prof. Tom Morris discussed the philosophy of ethics.

The Templeton prize is awarded every year for advances in our understanding of the intersection of religion and science. On this program, Nobel laureate Prof. Charles Townes from U.C. Berkeley joined to discuss science, religion, and the Templeton prize.

The discovery of a Martian meteorite in Antartica over a decade ago ignited the public imagination when it was claimed that the meteorite held signs of life. On this program, Kathy Sawyer discussed the story of the rock from Mars.

The internet has become a venue where one can obtain just about anything. On this program, Craig Newmark, founder of Craigslist, discussed the internet marketplace. In addition, Prof. Margaret Torn from Lawrence Berkeley Labs discussed new models of global warming.

While science continues to push the boundaries of human knowledge, most of us puzzle over more entertaining questions, like does anything eat wasps? On this program, Ivan Semeniuk gives the last word on these everyday science questions.

Art and science are inexorably intertwined, with advances in one often inspiring advances in the other. Nowhere is this more evident than in the work of Leonardo da Vinci. On this program, Prof. Bulent Atalay discussed math and the Mona Lisa.

Domestic wiretapping has become an incendiary issue. What are the rights of the people and the government in this regard? And, how effective is the technology? On this program, Jack ONeill discussed the Echelon wiretapping system.

The connection between inflammation and aging may be related in part by the foods we eat. On this program, Dr. Nicholas Perricone discussed his theory for a healthy diet.

The sun is currently a middle-aged star, and will inevitably decline as all stars must. But, it may be possible to extend the stellar lifetime. On this program, Joe Pappalardo discussed the life cycle of stars.

Grassroots journalism has been enabled by the internet. The potential impact of citizen media is far and wide-ranging, as discussed on this episode with Dan Gilmor.