During testing, the First Alert smoke detector was slightly slower to respond to smoke than the pricier models we tested. It took about 20 seconds to sound an alarm once we released our test smoke.

The design of the average smoke alarm has stayed largely the same for many years, but with the advent of smart home tech, new ...

We tested popular carbon monoxide detectors in our lab to determine which models have the best response times across different CO concentrations.

Kidde has become the best-known name in the world of smart smoke detectors—a relatively low bar given how few people know the brand of their smoke detector. Still, you'll find Kidde recommended by ...

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 ...

When smoke or carbon monoxide alarms fail to sound, the problem is often hiding in plain sight: the specific model you own and whether it is still performing as designed. To know if your devices are ...