Explorations – January 11, 2005

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Spencer Wells, Geneticist with the National Geographic Society, author of The Journey of Man : A Genetic Odyssey, tracing the lineage of humanity as it spread around the earth in the past 50 thousand years. Also, summarizing the top 10 stories in Physics for 2004, and their implications for the future, including: Black Holes and Stephen Hawking’s latest admission that he “made a mistake”; The future of nuclear energy; Cosmology, string theory, teleportation, new elements, and more.