Light pollution reduction (LPR) filters function by selectively blocking specific wavelengths of light emitted by certain artificial sources, such as high-pressure sodium streetlights, which ...

First predicted by Einstein more than a century ago, lasers have shaped our modern technological landscape. But how do they work? When you purchase through links on our site, we may earn an affiliate ...

Corals may lack eyes, but they are far from blind. These delicate animals sense light in ways that continue to amaze and inspire the scientific community. Researchers from Osaka Metropolitan ...