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Thus, they entered a heart rate sensor to our 2025 One Hertz Challenge! The build is based around a Wemos D1 mini, a ESP8266 development board.

The city corporation has plans to install these motion sensor streetlights at the locations of 42 overhead water tanks across the added areas, where otherwise new electricity connections are required.

We present a novel heuristic fall-detection algorithm based on combining double thresholding of two simple features with fuzzy logic techniques. We extract the features from the acceleration and ...

Learn how to interface ESP32 thermal printer with complete tutorial. Includes PNP-500 wiring, Arduino code, circuit diagrams, and projects for receipt printing, barcodes, and QR codes. Perfect for ...

This article presents a novel magnetic tensor sensor (MTS) for noncontact tracing a human joint trajectory and a physics-based measurement model implemented on an artificial neural network (ANN) to ...

One PGA Tour Champions pro got a rude awakening at the 2025 Boeing Classic when he was DQ'd for a bizarre reason involving a club sensor.

Video doorbells are getting smarter all the time, with two-way talk, animal alerts and even built-in radar tracking. These are the smartest doorbell cameras of them all.