This project is a Bluetooth-based voltage monitoring system developed using an Arduino UNO, HC-05 Bluetooth module, and a Python-based PC GUI. The system is designed to measure a 0–4 V DC analog input ...

A robot project with two operating modes: an autonomous obstacle-avoidance mode (servo-scanning ultrasonic sensor) and a manual racing mode (dual-joystick RC control over Bluetooth). The remote reads ...

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Bluetooth speakers are good for many uses. Maybe you want one for the home, perhaps you’re taking one with you on holiday. Or you’ve got an outdoor gathering and want to lay some music on for the ...

In addition to the lives that can be lost during an oil spill event (like the explosion that led to the Deepwater Horizon spill), spills can impact the livelihoods of communities that rely on ...

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From lightweight party starters to powerful boomboxes, our buying guide showcases the best Bluetooth speakers for sharing good vibes on the go. Whether you’re throwing a garden party, chilling at the ...

All corals require very salty water to survive—from 32 to 42 parts per thousand—restricting them to coastal and open ocean areas. Because of this, different types of coral communities are typically ...

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I've been a contributing editor for PCMag since 2011. Before that, I was PCMag's lead audio analyst from 2006 to 2011. Even though I'm a freelancer now, PCMag has been my home for well over a decade, ...