The ESP32 has emerged as a favorite tinkering device in the maker and hobbyist world thanks to its low cost, built-in Wi-Fi and Bluetooth, and strong community support. One particular strength it has ...
Modern Engineering Marvels on MSN
Guerrilla engineers bring solar bus signs to Philly streets
What does civic frustration look like when combined with technical know-how? In Philadelphia, it has resulted in a sort of guerrilla network of solar-powered e-paper signs showing how often buses ...
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