Advances in civilization are driven by the availability of excess energy. As the human population has exploded over the past two centuries, the global consumption of energy has also drastically expanded. But the current economic model is unsustainable without the development of a clean, unlimited source of energy. Space-based solar power (SBSP) can directly access the power of the Sun, and has the potential to be that clean, unlimited baseload power source of energy for the entire planet.
Michael Shermer speaks with political demographer, former demographics consultant to the United States Department of Defense, and author of The Future Faces of War, Jennifer Sciubba, about her new 8 Billion and Counting.
In this lecture, geologist, paleontologist, evolutionary theorist and social activist in the name of science and skepticism, Dr. Donald Prothero, talks about his two new books that deal with battles over evolution, climate change, childhood vaccinations, and the causes of AIDS, alternative medicine, oil shortages, population growth, and the place of science in our country.
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