Photonics researchers have demonstrated how self-imaging of light, a phenomenon known for nearly two centuries, can be applied to cylindrical systems, facilitating unprecedented control of light's ...

A new study using NASA 's James Webb Space Telescope has revealed a variety of light coming from the black hole Sagittarius A* — or rather its accretion disk, the ring of rapidly spinning material ...

Unpredictable bursts of light are pulsing from the debris surrounding Sagittarius A*, offering new insights into the ...

Photonics researchers from Tampere University, Finland, and Kastler-Brossel Laboratory, France, have demonstrated how ...

Highly valued economically, ecologically and culturally, the white oak (Quercus alba) is a keystone forest species and is one of the most abundant trees across much of eastern North America. It also ...

Loud sounds during sleep are jarring and can wake you up. However, noise machines can generate a steady color noise that ...

New research suggests that pale complexions are a relatively recent addition to the continent.

Fast food fans, rejoice! After nearly a decade of waiting, the iconic McDonald’s Snack Wrap is officially making a comeback.

Abstract: This letter introduces a below-resonant-frequency phase-shift modulation (BRFPSM) method to improve the light-load efficiency of CLLC converters. Traditional CLLC converters using pulse ...

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

Color temperature In addition to changing colors, you can tweak the tone—the temperature—of white light from warm and cozy to cooler and more energizing. Connectivity options Most bulbs ...