News @andrew_andrew__ Sep 26, 2021, 1:13 pm EDT | 1 min read Northwestern UniversityCollections of millimeter-sized electronics may one day float through the air, collecting data on the air, the environment, and the human population. At least, that’s the idea behind microfliers, a new breed of gadget designed to achieve passive flight by riding the breeze like a windblown seed pod. Engineers at Northwestern University have created the first microfliers, the smallest of which measure just 500 micrometers wide (about the size of a grain of sand). These electronic devices carry small sensors and microprocessors and cascade through the air a… Click below to read the full story from How To Geek
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