Plant owners with a so-called green thumb often seem to have a more finely tuned sense of what their plants need than the ...

The Korea Research Institute of Standards and Science has developed a next-generation gas sensor technology that uses low-cost and safe LED light to precisely distinguish multiple hazardous gases.

A new nanostructure gas sensor uses safe blue LED light to distinguish hydrogen, ammonia, and ethanol with 56x better ...

The system is built upon four foundational pillars: Autonomous Safety: Utilizing MQ-series gas sensors and flame detectors to provide real-time protection against fire and gas leaks through automated ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

If your car came from the factory with halogen or HID bulbs, you’re going to need to replace them or upgrade them down the line. Both of these bulb types lose light output over time; thus, even if ...

NASA's Curiosity rover has captured a rare and striking nighttime view of Mars, giving scientists a new way to look closely at the planet's surface. The image was taken using special lights on the ...

Indoor plants struggle during winter months, but the right grow lights and smart plugs can give them the boost they need. John Carlsen has more than a decade of experience testing and reviewing home ...

Red light therapy uses specific wavelengths of light to enhance cell function and promote rejuvenation, with potential benefits for skin, inflammation, and pain. While generally considered safe, red ...

Philips Hue bulbs and lamps are among the best smart lights around, and there's a dizzying array to choose from. As TechRadar's smart home tech editor, I've had my hands (and eyes) on all of the main ...

Audit your home for energy leaks, tweak usage habits and install efficient appliances and fixtures to reduce your electric bill. This page includes information about these cards, currently unavailable ...