Nanoleaf's modular, stick-on lights take your mood lighting to the next level, but I have a few suggestions for making setup ...

The Way of the Cross (Via Crucis) follows the course of Jesus' passion, death, and burial; it is observed by the devotion to the Stations of the Cross, a collection of 14 images which are to be found ...

Spatial control of the phase and amplitude of a laser beam is useful for applications ranging from imaging and holography to interferometry and optical tweezers, reports Neil Savage. Digital spatial ...

Abstract: Light source and photodetector are necessary elements for liquid concentration sensing system. Normally, two different devices are needed to realize these functions. The coexistence of ...