NOVA: Secrets of the Sun [Blu-ray] [2012]

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NOVA: Secrets of the Sun
This installment of the PBS science series examines the sun, which is 27 million degrees Fahrenheit at its core. Included: spacecraft- and Earth-based telescopes that are enabling scientists to glean information about how the sun worksand research that may help scientists predict and track solar storms, which can play havoc with power grids, satellites, and air travel. ~ Jeff Gemmill, Rovi

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