Back in January we got our first hands-on with the Roost at CES, but anyone who’s ever used a 9-volt battery is already familiar with the product. The only difference is that this 9-volt includes ...

There are plenty of smart smoke detectors on the market that connect to your home’s Wi-Fi network to provide smartphone notifications when there’s trouble, but they’re an expensive upgrade to the dumb ...

Having a reliable and efficient smoke detector in your home can be a lifesaver. Here are our top five recommendations.

CR's testers say these models from First Alert, Kidde, Siterwell, and Universal Instruments are great at protecting you and your loved ones from harmA good detector should respond to flames, ...

An international team, led by researchers from the University of Zurich’s Department of Physics, has used an improved ...

About 80% of the universe's mass is thought to consist of dark matter. Yet, little is known about the composition and ...