Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...
At Least 32 Killed and 700 Hurt; President Issues National Call for Help A frantic rescue effort was underway after the 7.2- and 7.5-magnitude earthquakes toppled dozens of buildings. Leer en Español.
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