Researchers develop a stretchable battery powered by air moisture with a built-in self-destruct feature for IoT devices.

Researchers from North Carolina State University and Rice University have created a nontoxic, stretchable battery that operates by extracting moisture from the ambient environment—even in climates as ...

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 ...

The ESP32 keeps finding new jobs in my house.

ESP32s are surprisingly good AI lie detectors.

When the weather gets muggy, iridescent bees shift their metallic hue. The insects are a rich blue-green when ambient humidity is low. But as the amount of moisture in the air increases, the bees turn ...

Heat waves are becoming commonplace, and so too is high humidity, which can strain the electrical grid, hurt the economy, and endanger human health. But the global prevalence of record-breaking ...

Imagine walking into a room that automatically adjusts its temperature and humidity to your comfort level, no apps, no manual adjustments, just seamless automation. Sounds futuristic? Not anymore.

Abstract: This paper presents the design and implementation of a low-cost, portable temperature and humidity monitoring system based on the Arduino Uno microcontroller, a DHT11 sensor, and ...