Guests: Michael Maggelet and James Oskins

Topic: Broken Arrows and Nuclear Weapons Accidents

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Guest: Michael Moore

Topic: War in outer space

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Guest: Dr. Peter Ward

Topic: The Flooded Earth

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

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Guest 1: Dr. Seth Shostak

Topic: Intelligent Life in the universe

Guest 2: Dr. Ray Kurzweil

Topic: Will the machines take over?

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Guest 1: Dr. Fulvia Melia

Topic: Black holes

Guest 2: Dr. Richard Gott

Topic: Time travel

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Guest: Charles Seife

Topic: Fusion Power

Guest 2: Neil Shubin

Topic: Evolution

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Guest: Dr Ken Croswell

Topic: Latest Astronomy news

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Guest: Patrick Tucker

Topic: The World Future Society

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Guest 1: Dr. William Calvin - Evolution of the Human Mind

Guest 2: Dr. Jay Olshansky - Quest for Immortality

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