Using some relatively inexpensive and readily available technology you can find at any well-stocked electronics store, Alaina Gassler, a 14-year-old inventor from West Grove, Pennsylvania, came up with a clever way to eliminate the blind spot created by the thick pillars on the side of a car’s windshield.
Video: Aside from turn signals, a car’s horn is really the only tool a driver has to communicate with other vehicles. (Besides gesticulating wildly out of the driver’s side window, of course.) It’s so loud and abrasive, however, that it always sounds like you’re screaming at other motorists, leading to…
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