Biologist, natural historian, and author David Attenborough discusses his book and upcoming television series “Life on Earth.” The book, show, and this interview focus on discussing the evolution of life.

Haig Allahverdian discusses Armenian music and culture as well as the Armenian massacre and its effects on the Armenian people on the whole. Copyrighted material has been removed from this program.

Dr. Burger is the Associate Director of Research at Evanston Hospital and Dr. Lauriston Taylor, Associate Director of National Bureau of Standards.

Physicist and renewable energy activist Amory Lovins discusses areas of focus for renewable energy, including at-home utility usage and agriculture. Lovins also discusses his two books “Soft Energy Paths: Toward a Durable Peace” and “Energy Unbound: A Fable for America’s Future.” Studs plays "Whose Garden Was This" - Tom Paxton (1970).

The Rocky Mountain Institute is a nonprofit organization working to foster the efficient and restorative use of natural resources.

Discussing the controversy over teaching evolution in public schools, correcting popular misinterpretations of Darwin's theories, and defining Social Darwinism with author and geneticist Richard Lewontin.