At the HOT ROD How-To section, you’ll learn how to make improvements to your own special hot rod, drawing from the DIY knowledge of the HOT ROD team to learn more about how-to make more power from ...

Abstract: We propose a noncontact rapid vapor sensor to monitor an ethanol concentration in sanitizers using capillary condensation in a nanoparticle film. Owing to a capillary effect in nanopore, a ...

Abstract: When ethanol and water are mixed into gasoline, the dielectric properties of gasoline will change. Based on this characteristic, we propose an antenna sensor and study its radiation and ...

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Kathryn Rath Kathryn Rath ...

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

Upgrade your traditional watch by adding apps, data, and notifications to your wrist. Here are the features to look for, along with the best smartwatches we've tested. I’m PCMag’s senior writer ...

Transparent healthcare Illustration of the fully transparent sensor that reacts to sunlight and allows real-time monitoring of UVA exposure on the skin. The device could be integrated into wearable ...