Taara, a startup that graduated from Alphabet’s moonshot factory, has slimmed down its technology, which uses near-infrared ...

A rendering of the metasurface chip in action. When hit with an infrared laser, the microscopic chip converts the incoming light to a higher frequency and sends it out as a narrow beam that can be ...

As humans spend increasing amounts of time indoors, we lose access to the sun’s natural benefits. Recognition of season affective disorder has grown accordingly. While the actual occurrence of the ...