Adam Sherwinski teaches ciLiving host, Jaclyn Friedlander about light refraction. Watch how light bends when it passes ...

Imagine shining a flashlight into a material and watching the light bend backward—or in an entirely unexpected direction—as ...

Learn how to make your own smartphone projector at home using simple materials like a cardboard box, hot glue, and an ...

Which light therapy lamp is best? A light therapy lamp can help boost your mood, whether you are experiencing depression or your mood is simply worse than normal. Light therapy lamps impact the ...

Dear Dr. Roach: I am 78 and dislike the short gray days of winter. I know that light therapy is used for seasonal affective disorder (SAD), and I would like to try it. How do I know which light box or ...

Optometrists with a broad range and level of experience share light bulb moments from their first year of qualification ...

Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have demonstrated a new ...

Researchers have built a paper-thin chip that converts infrared light into visible light and directs it precisely, all without mechanical motion. The design overcomes a long-standing efficiency-versus ...

Red light therapy has gone from dermatology clinics to the wellness world, promising everything from younger-looking skin and ...

It may be marketed as a projector, but the Jiawen Galaxy Projector Light is more of an ambient night-light than anything else. It’s great at what it does and looks very stylish, but don’t buy this ...

Startup Substrate is building next-generation semiconductor fabs using advanced X-ray lithography. This goes beyond extreme ultraviolet 13.5 nanometer wavelengths down to 0.01 nanometers. At the core ...

SAD is a subcategory of major depression that has a clear seasonal pattern over at least two consecutive years. It’s not just disliking the short grey days of winter. The diagnosis of major depression ...