Abstract: Conical refraction (CR) is a phenomenon observed when light is transformed into a hollow slanted cone propagating along an optical axis of a biaxial crystal and emerges as a cylinder of ...

New York City will again honor the lives lost on 9/11 with the Tribute in Light display, shining beams of light into the sky that can be seen for dozens of miles. The 9/11 memorial display, which also ...

A Blood Moon happens during a total lunar eclipse, when Earth blocks the Sun's light and the Moon turns red because of the sunlight bending through Earth's atmosphere [Getty Images] Sky-watchers ...

If you're eyeing a low-blue-light PC monitor for late-night gaming sessions, you might want to wait for Lenovo's NaturaSynth concept, unveiled this week at IFA. I’m the deputy managing editor of the ...

A closer look at the ZEEKR 7X’s light animation when unlocking the vehicle. This video highlights the exterior lighting design, its dynamic patterns, and how it enhances the car’s modern styling.

Key Laboratory of Environmentally Friendly Chemistry and Application of Ministry of Education, College of Chemistry, Xiangtan University, Xiangtan, Hunan 411105, China ...

We independently select these products—if you buy from one of our links, we may earn a commission. All prices were accurate at the time of publishing. Disco balls aren’t just a whimsical, ...

For decades, scientists have used near-infrared light to study the brain in a noninvasive way. This optical technique, known as fNIRS (functional near-infrared spectroscopy), measures how light is ...

Is red light therapy the holy grail of holistic health remedies, or is it a scam? I took a deep dive to discover the benefits and drawbacks of this popular wellness practice. Aly Lopez was a writer on ...

On the Los Angeles producer-guitarist’s strongest album to date, he recasts his indie-rock roots into a delightfully dizzying collage of nu-gaze and SoundCloud rap.