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OPTIPACT motion sensors from FRABA Inc. measure velocity by calculating the rate at which an image of a moving surface travels across an optical sensor. OPTIPACT motion sensors from FRABA Inc. measure ...
St. Louis (KSDK) - On Tuesday, winds were gusting around 45 miles per hour. Meteorologists Cindy Preszler and Mike Roberts developed the "Hair-O-Meter" that uses hair position to determine wind speed.
Posts from this topic will be added to your daily email digest and your homepage feed. Wahoo Fitness’ new Elemnt Ace can calculate the effect of head winds and tail winds on your cycling performance.
The storm, which killed three people and tossed train cars hundreds of feet, was nearly a mile wide and carved a 12-mile path ...
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