Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

Installing a smart water sensor can save you a lot of money and hassle. The top leak detectors we've tested immediately alert you to issues and even shut off your home's water supply. I’ve been ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kathryn Rath Kathryn Rath is a writer covering audio, video, and smart-home ...

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs. I’ve been working with computers for ages, ...

Abstract: An Internet of Things (IoT) are `things' that com-municate in different networks. An IoT gateway which provides device connectivity and protocol translation is often expensive in case of ...

Abstract: A microfluidic electrochemical sensor is fabricated for the measurement of chemical oxygen demand (COD) in surface waters, such as lakes and reservoirs. An Au interdigital electrode is used ...