Battery powered smoke detectors have been an essential home safety accessory ever since they were first commercially popularized in the 1970s. But even though the blinking device is fastened to ...

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

If you’ve ever swapped the battery in your smoke detector only to find it still chirping at you, you’re not alone. That persistent beep is one of the most frustrating household mysteries, but there’s ...