US scientists have discovered that using wavelength-selective, semi-transparent PV modules to absorb the blue light spectrum while transmitting red light onto crops can increase crop yield. “Today’s ...

Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS Since the invention of the laser in 1960, nonlinear optics has aimed to broaden light's spectral range and ...

Spring is galaxy season for many amateur astronomers. However, when looking through an eyepiece instead of a camera for astrophotography, you might think of this as the season of pale gray smudges ...

Photons are odd little beasts. They can act like waves. They can act like particles. They are teeny tiny messengers of force. They are carriers of energy. If you're enjoying this article, consider ...

Arable land is at an all-time premium. Since the last ice age, humans have cleared one-third of the earth’s forests and two-thirds of its wild grasslands, much of it for agriculture. And as the world ...

On a clear, sunny day, we are met with blue skies. But on days of severe weather, it’s no surprise to be met with dark skies. Sometimes, it even appears green or yellow outside. Here’s a simplified ...

Call it the fifth generation of light—the availability of electric lights that promote health and well-being by automatically mimicking the natural cycle of light. They switch between blue-rich ...