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Why Apple and Google’s Virus Alert Apps Had Limited Success

Sarah Cavey, a real estate agent in Denver, was thrilled last fall when Colorado introduced an app to warn people of possible coronavirus exposures.Based on software from Apple and Google, […]




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The Hot New Covid Tech Is Wearable and Constantly Tracks You

In Rochester, Mich., Oakland University is preparing to hand out wearable devices to students that log skin temperature once a minute — or more than 1,400 times per day — […]