In this step-by-step tutorial, learn how to make a powerful alarm at home using a DC motor. Perfect for DIY enthusiasts, this ...

Learn how to make a simple door alarm to enhance your home security with our step-by-step guide. This DIY theft alert alarm ...

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 ...

No one tells you what those different beeps or on-off lights on your smoke detector mean. Here's what you need to know.

You can set an alarm on your Android device through the built-in Clock app. There, you can also customize the alarm in several ways.