From 3D movie screens to augmented-reality devices, many modern technologies rely on our ability to manipulate light. Doing ...
A new LED design uses a built-in nanoscale metasurface to emit circularly polarized light directly, eliminating bulky optics ...
The world has been shifting away from wasteful incandescent and harmful fluorescent lights and increasingly adopting light-emitting diode (LED) technology, which promises to reduce carbon emissions.
They last much longer, can be dimmed and produce light in a variety of colors. By Arlene Hirst This article is part of our Design special section about making the environment a creative partner in the ...
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