The only way to know your smoke alarm is functioning and ready (except for letting your turkey burn in the oven) is to test it. And tests don't just confirm that smoke detectors have power -- they can ...

Laptops quietly monitor their own health, but most people never tap into the tools that can warn of trouble long before a ...

Tire pressure monitoring systems (TPMS) are relatively new additions to your car’s suite of sensors. At least if you’re old enough to remember when keeping an eye on tire pressures was boasted about ...

Even if you own one of the best SSDs, it will fail one day, and that's a fact. Because of how SSDs work, each has a finite number of read and write cycles that it can complete before it dies, and ...

If you need to measure a distance, it is tempting to reach for the ubiquitous ultrasonic module like an HC-SR04. These work well, and they are reasonably easy to use. However, they aren’t without ...