10 Best Smoke and Carbon Monoxide Detectors of 2025, Tested and Reviewed

CR's testers say these models from First Alert, Kidde, Siterwell, and Universal Instruments are great at protecting you and ...
CNET

Does Your Smoke Alarm Keep Beeping at Night? We Found The Reason

An ear-splitting smoke alarm siren is one of the worst midnight surprises. But it's even worse when your detector keeps beeping in the middle of the night but then stops and acts perfectly normal ...