Fire kills nearly 3,700 Americans annually and destroys $23 billion in property, with many deaths occurring because ...

This article develops a new sensor that can detect projectiles in all-weather with high sensitivity and a large field of view. Two high-power line lasers are used to design an active photoelectric ...

This sensor uses I2C to communicate. And I2C instance is required to access to the sensor. The APIs provide simple distance measure and multizone detection in both polling and interrupt modes.

Water Flow Sensor / Flow Meter Arduino Library, Flow Rate, Volume, YF-S201, YF-B1, OF10ZAT, OF10ZZT, OF05ZAT, OF05ZZT - hafidhh/FlowSensor-Arduino ...

The prevalence of alcohol-related traffic accidents has led to a growing demand for technological solutions that can prevent drunk driving. This paper presents a design and implementation of an ...

Walmart is selling a 'dependable' 2-in-1 smoke and carbon monoxide detector for only $30 Shoppers say it gives them "peace of mind." Pauline Lacsamana Aug 22, 2025 4:45 PM EDT ...

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.

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Maryland investigators are still looking into the cause of a raging fire at a home in Charles County that killed six people , including four children.