You know you should install smoke and CO alarms indoors, but do you know what the beeps they make mean? Learn about these ...

If your smoke alarm keeps waking you up for no reason, here's what's going on -- and the maintenance that can stop it.

The author built a low-cost landing gear warning system for their aircraft using a lidar sensor and an Arduino microcontroller after a near-miss incident. The system uses a lidar sensor to measure ...

Your AirTag may be beeping randomly due to low battery levels, or if it gets disconnected from your iPhone. Replace the ...