A chirping smoke alarm often indicates a low battery. When it happens at night, it could be an environmental issue affecting the device's performance.

However, as smoke alarm companies discovered, temperature plays a big role in how batteries perform. Hotter temps create less ...

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

Whether you're renting a new place or sleeping at a home you've lived in for years, a nasty surprise waits at night: The sudden and irritating sound of your smoke alarm, waking everyone up for no ...