In this video, I’m building a LoRaWAN Class A sensor node using an ESP8266, BME680 environmental sensor, and REYAX RYLR993 LoRa module. The device measures temperature, humidity, pressure, and gas ...

With Wear OS 6, Google is finally addressing how most parts of the interface, like media controls, lack an always-on display (AOD). With the introduction of Wear OS 3, most apps — exceptions include ...

I’m trying to set up a simple LoRaWAN test environment using your hardware, but I’ve encountered an issue I can’t resolve. I’m using the following hardware: Sensor Node: XIAO ESP32S3 + Wio-SX1262, , ...

An Anduril Seabed Sentry undersea network node unit, first unveiled in April 2025. (Photo: Anduril) Anduril on Thursday unveiled its new AI-enabled undersea sensor node network, called Seabed Sentry, ...

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SparkFun has released a new air quality multi-sensor board, the Indoor Air Quality Combo Sensor, which integrates the SCD41 and SEN55 sensors from Sensirion for measuring carbon dioxide, volatile ...

Abstract: This article addresses the characterization of a nonlinear energy harvester (NLEH) underpinned by a snap-through buckling mechanism that operates as a bistable system. With the underlying ...

Abstract: Wireless Sensor Networks (WSNs) play a critical role in numerous applications, and accurate localization of sensor nodes is vital for their effective operation. In recent years, optimization ...