Guest 1: Dr. Robert Lanza Topic: Future of Biotech

Guest 2: Lester Brown Topic: State of the planet

Guests: Michael Maggelet and James Oskins

Topic: Broken Arrows and Nuclear Weapons Accidents

Guest: Michael Moore

Topic: War in outer space

Guest: Dr. Peter Ward

Topic: The Flooded Earth

Guest 1: Dr. Simon Singh
Topic: The Big Bang
Guest 2: Dr. Spencer Wells
Topic: Origin of the human race

Guest 1: Dr. Seth Shostak

Topic: Intelligent Life in the universe

Guest 2: Dr. Ray Kurzweil

Topic: Will the machines take over?

Guest 1: Dr. Fulvia Melia

Topic: Black holes

Guest 2: Dr. Richard Gott

Topic: Time travel

Guest: Charles Seife

Topic: Fusion Power

Guest 2: Neil Shubin

Topic: Evolution

Guest: Dr Ken Croswell

Topic: Latest Astronomy news

Guest: Patrick Tucker
Topic: The World Future Society