When a beam of infrared light strikes their ultra-thin lens—barely thicker than a red blood cell—it emerges on the other side ...

As a result, purple and magenta are known as "nonspectral" colors, because they don't really exist as actual electromagnetic ...

Visible' light-emission device technology is reaching its maturity, and many groups have shifted their research focus towards the shorter-wavelength UV devices. This interest is fuelled by the ...

If you live in the southern hemisphere and have been stopped in your tracks by a recent sunset, you may have noticed they ...

Scientists at the Institute of Quantum Electronics in Zurich, Switzerland, have created a tiny lens that converts infrared ...

Swiss scientists have developed an ultra-thin lens that turns infrared light into visible light using lithium niobate and nanoscale patterns.

A clean, smooth interface between a gallium oxide semiconductor and palladium electrodes enhances the performance of ...

or an artificial UV light source. Some animals absorb the UV wavelengths and reflect visible wavelengths, while others seem to display UV coloration—invisible to the human eye without ...

Webb discovered dozens of small, powerful galaxies from 800 million years ago that likely drove cosmic reionization by ...

Full-sun days will soon be the regular forecast in Michigan. To prepare, here's a breakdown of the UV index and how soon you ...

It may sound unbelievable, but reindeer eyes change from a blazing gold in the summer to a deep, dark blue in the winter.

Mother Nature really has been putting on a show during the sunrises and sunsets, that is all thanks to the Canadian wildfire smoke that continues to move into the Midwest.