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09.14.12 News | Today's News | Past Issues
09.14.12 News
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Today's Video

Fiber Optic Cables: How They Work & How Engineers Use Them To Send Messages

Provided by Bill Hammack, University of Illinois Urbana
Bill uses a laser pointer and a bucket of glycol to show how fiber optic cables works, and how engineers use them to transmit signals across the ocean.
Provided by Bill Hammack, University of Illinois Urbana
Runtime: 5:35