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How Does a Solar Racer Work?The power of the sun has been harnessed to run everything from toys to planes to racecars.
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Accelerometers: What They Are & How They WorkAn accelerometer senses motion and velocity to keep track of the movement and orientation of an electronic device.
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Cadence Sensors: What Are They and How Do They Work?Cadence sensors allow cyclists to better control bike speed and effort for maximized results.
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Who Invented Velcro?Velcro, a popular brand of hook-and-loop binding, was inspired by burrs that stuck to clothing and fur. NASA did not invent it, but the space agency helped popularize it.
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Googol, Googolplex - & GoogleGoogol is a term used to describe a ridiculously large number. The makers of the search engine should have used spell check.
