When you flip a switch or power up your smartphone, the last thing on your mind is whether that light could be messing with ...

Exploring the evolution of LED lighting in cinematography, from red light solutions to the challenges of achieving deep blue and ultraviolet effects for more natural skin tones. It’s easy to assume ...

Shark Beauty, which makes some of our favorite hair tools and vacuums, is now in the self-care space. In February 2025, the brand launched the Shark CryoGlow ($349.99), an LED face mask that emits red ...

Researchers have designed and tested ‘human-centric’ LEDs that emit different wavelengths of blue light depending on whether it’s daytime or nighttime, reducing the disruptive effect artificial light ...

Millions of Britons could face potential health dangers from energy-efficient street lighting being rolled out by local ...

A Rutgers-led team of scientists has developed an eco-friendly, very stable, ultra-bright material and used it to generate deep-blue light (emission at ~450 nm) in a light-emitting diode (LED), an ...

With the invention of the first LED featuring a red color, it seemed only a matter of time before LEDs would appear with other colors. Indeed, soon green and other colors joined the LED revolution, ...