Learn More › Beeping or chirping smoke detectors are ... In most cases, a fire alarm system will not be on its own circuit. Local fire codes often require the smoke detectors to share a lighting ...

They can save your life, or go off when nothing's wrong. Here's what to do if your smoke alarm is giving you fits.

In an initial study, participants who used alarms that carry a tune reported less grogginess ('sleep inertia') than those using the traditional beeping alarm sound. A second study, the scientists ...