Let there be 'circadian' light

Researchers said the wavelengths at sunrise and sunset have the biggest impact to brain centers that regulate our circadian clock and our mood and alertness.advertisement Their study, “A color vision circuit for non-image-forming vision in the primate retina,” published in Current Biology Feb. 20, identifies a cell in the retina, which plays an important role in signaling […]

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Controlling light with light

Abstract beams of light (stock image).Credit: © Sozh / Adobe Stock The future of computation is bright — literally.advertisement Researchers from the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS), in collaboration with researchers at McMaster University and University of Pittsburgh, have developed a new platform for all-optical computing, meaning computations done solely […]

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A new way to optimize sleep and light exposure can reduce jet lag and improve alertness

Whether you’re traveling for work or for fun, nothing ruins the start of a trip quite like jet lag. Engineers affiliated with the Lighting Enabled Systems & Applications (LESA) Center at Rensselaer Polytechnic Institute have developed a way to deliver personalized advice using smart wearable technology that would help travelers adjust more quickly.advertisement In a […]

Read More A new way to optimize sleep and light exposure can reduce jet lag and improve alertness