Nest, the connected-home device maker Google agreed to buy in January, is disabling a feature that allows its Nest Protect smoke and carbon-monoxide alarm to be silenced with a wave of the hand. The ...

The sound and frequency of a smoke detector's beeping helps indicate what the problem is, from a false alarm to needing a new ...

We all know the importance of smoke alarms. They reduce your chances of dying in a house fire by almost 60 percent. A smoke detector is always awake, sniffing the air, even when you're asleep. When ...