Research results from Innsbruck, Schwabmünchen, and Düsseldorf demonstrate how the most widely used green phosphors in ...

Invisible light beyond the range of human vision plays a vital role in communication technologies, medical diagnostics, and ...

I Replaced All My Outdoor Lighting with Cheap Smart LED Strips — Here Are 5 Surprises ...

Research indicates red-spectrum lighting is less disruptive to bat activity than short-wavelength white and green light.

Associated Press coverage of philanthropy and nonprofits receives support through the AP’s collaboration with The ...

Arduino test code is run to see if the sensors are working properly, with built-in LED flashing when the sensor is triggered, ...