The main reason why smoke detectors chirp in the middle of the night is actually simpler than you think: it's colder.

Beeping or chirping smoke detectors are beyond annoying. Usually, a chirp every 30 to 60 seconds just indicates a low battery. “If it has a 9-volt battery, it needs to be changed,” says Battalion ...

Smoke detectors that only beep at night are acting up for a specific reason: Here's what can save your sanity and sleep. Tyler has worked on, lived with and tested all types of smart home and security ...

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 ...

Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy.

Carbon monoxide detectors can emit various types of beeps. Some are relatively innocuous, while others are high-priority ...