The Samsung Watch 8 antioxidant index score tells users their carotenoid levels based on three categories: Very low: Less ...

Christmas shower lights can be projected onto a tree with varying levels of success, and some models work better than others ...

Revolutionizing displays, micro-LEDs offer superior brightness and durability, yet manufacturing hurdles must be overcome for ...

There is keen interest in extending the use of laser diodes beyond traditional low-power devices. Now the techniques needed to increase the achievable output power have become available. Laser diodes ...

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...

Abstract: Direct time-of-flight (dToF) light detection and ranging (LiDAR) is widely used for real-time, long-range 3D sensing. It requires narrow optical pulses with high peak power to achieve high ...

CRT monitors: there’s nothing quite like ’em. But did you know that video projectors used to use CRTs? A trio of monochrome CRTs, in fact: one for each color; red, green, and blue. By their powers ...

Abstract: Single-pixel imaging (SPI) is a novel computational imaging technique which combines illumination light fields and single-pixel detection values to reconstruct the image. Therefore, the ...