Smoke detectors beep when the batteries need changing. They may also beep when they're malfunctioning and need to be replaced. Smoke detectors are sensitive to smoke and extreme temperatures, and ...

Your smoke detector’s beeping is supposed to protect you, not confuse you. Yet there are moments when a chirping alarm is a warning that the device itself is no longer trustworthy, even if it still ...

We’ve all been there. It’s 2 a.m. and you hear an eardrum-piercing beep. Your first reaction is to cover your head with a pillow and pretend it never happened. Eventually the slow chirping takes ...