Lighting efficiency standards continue to rise, but the Trump administration is trying to limit their scope. Here's everything you need to know. Originally hailing from Troy, Ohio, Ry Crist is a ...

The vacuum ultraviolet region is the area of the electromagnetic spectrum lying between X-rays and visible light. It is ...

The Trump administration announced that it would be rolling back energy efficiency requirements for traditionally-shaped lightbulbs. The requirements would have taken place next year. Credit: ...

The U.S. Department of Energy recently awarded $11.5 million to install light emitting diode lighting in parks, police stations, an airport runway, baseball fields and city buildings to promote energy ...

Researchers at the Hefei Institutes of Physical Science of the Chinese Academy of Sciences have developed a new way to significantly enhance upconversion luminescence in oxide perovskites, a class of ...

Researchers from North Carolina State University and ImagineOptix Corporation have developed new technology to convert unpolarized light into polarized light, which makes projectors that use liquid ...

When it comes to scene lighting, humans have created devices that can replicate the Sun. Fire apparatus scene lighting is no longer focused on trying to make brighter lights. Rather, the focus has ...

What is the world’s appetite for light? What if an increase in lighting efficiency does not result in less energy consumed, but in more lighting used for the same amount of energy? This question was ...

Regular PowerSource readers may remember Jeff Tsao, a researcher at Sandia National Labs who posited that , because light has historically been a fixed percentage of the world’s GDP, increasing ...

A newly developed molecular system makes possible the efficient conversion of even weak visible light from sunlight and indoor LEDs into ultraviolet light. Light-powered processes from hydrogen ...

Somehow, over the past few months, the federal law calling for better lighting efficiency starting in 2012 became a bad thing within a certain element of the U.S. political scene. But a new consumer ...