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10:00 pm
Human Spark
"So Human, So Chimp"
Alan Alda joins researchers studying chimpanzees, the human's closest living relative. The researchers seek to learn what the species share and what new skills humans have evolved. He observes results that show the human skill to reason about things that cannot be seen or heard unaided, especially the content of others' minds, and to employ this skill in the collaborative enterprise humans call civilization. Part 2 of 3G
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11:00 pm
America Revealed
"Electric Nation"
Called the biggest, most complex machine in the world, Yul Kwon travels the country to understand how more than 200,000 miles of high-tension transmission lines deliver electricity to the nation and learn the intricacies and vulnerabilities of the system. He joins a live wire repair team who do their daring repairs from the side of a helicopter in flight, visits the country's largest coal mine, and rappels down the side of a wind turbine.G
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