Tucson’s skies are slightly darker thanks to the completed streetlight conversion project, according to a study by the Tucson-based International Dark-Sky Association. The study, however, was limited ...

Cornell researchers have built a programmable optical chip that can change the color of light by merging photons, without ...

In this video, I review the EnviroLite 2 ft. x 4 ft. LED fluorescent light for garage installation. After some uncertainty about purchasing online, I took a chance on these lights, and they exceeded ...

Abstract: This study investigates the harmonic emissions, photometric performance, and techno-economic implications of retrofitting T8 fluorescent tubes with LED alternatives under various ballast ...

Two men and a six-year-old boy have died in hospital after a fire suspected to have been caused by a fluorescent tube engulfed their flat in Hong Kong’s Mong Kok district. Director of Fire Services ...

Over recent years, there’s been a growing movement by the EU and the UK government to accelerate the withdrawal of dangerous substances in electrical and electronic devices - such as conventional ...

Originally from China, Shushu arrived in Spain in 2016 at just 23 years of age with the sole purpose of studying the history of the Spanish language. What she didn’t imagine was that she would have a ...

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Carbon dots (CDs) are one of the most promising nanomaterials with tunable optical ...

Charles Krupa / AP Oregon lawmakers concerned about climate change had reason to feel good in 2023, when they passed what appeared to be a common sense bill: mandating that buildings swap out ...

Abstract: Fluorescent tubes have long been the mainstay of lighting for many premises, due to relatively high efficiency and long life. LED efficiencies are set to exceed those of fluorescent tubes, ...