Window sensors are a critical part of any home security system. When cameras fail, a window sensor becomes your last line of defense. Install them on all your windows, and you will know when an ...

Tire pressure monitoring systems (TPMS) are relatively new additions to your car’s suite of sensors. At least if you’re old enough to remember when keeping an eye on tire pressures was boasted about ...

In a way, the magic of a soil moisture sensor’s functionality boils down to a simple RC circuit. But of course, in practice there is a bit more to it than that. [rbaron] explains exactly how ...

However, as smoke alarm companies discovered, temperature plays a big role in how batteries perform. Hotter temps create less electrical resistance and amp up battery activity, while colder temps do ...

Modern vehicles rely on a massive amount of electrical systems, sensors, and control modules to keep the wheels turning. Some of those devices are well-known, like your car's main computer or engine ...