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10:00 pm
Inventions That Shook The World
"The 1930's"
Though overshadowed by the Great Depression, there is no shortage of ingenuity in the 1930s. The 2 way radio gets miniaturized and the world's first portable walkie talkie goes on the air. The electric guitar changes popular music forever and commuters become a cash cow for cities when the Parking Meter is introduced. D
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11:00 pm
Alan Alda in Scientific American Frontiers
"Hidden Motives"
Alda visits scientists who study why people do the things they do, exploring how the unconscious determines behavior.G
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11:30 pm
Alan Alda in Scientific American Frontiers
"The Secret Canyon"
Alda follows experts investigating a little known canyon in the United States that includes well-preserved 1,000-year-old remains.G
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