Any color you like: Scientists create 'any wavelength' lasers in tiny circuits for light

Computer chips that cram billions of electronic devices into a few square inches have powered the digital economy and ...
The University of Alabama at Birmingham

Does red light therapy improve sleep?

Red light's long wavelengths and low color temperature make it less likely to reduce melatonin levels. Red light therapy is ...
Forbes

Global Light Pollution Has Increased By Up To 400% In The Last 25 Years And It’s Quickly Getting Worse Say Scientists

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. It’s becoming increasingly difficult to see stars in the ...

This Is Your Body on Too Much Light

We asked the experts: It’s time to turn off all of those lights. Here’s why.
New Scientist

How a century-long argument over light’s true nature came to an end

Two of the forefathers of quantum theory, Albert Einstein and Niels Bohr, had a famous argument over whether light is a wave ...
Forbes

Light Phone III Challenges What It Means To Have A Smartphone

The irony at the core of this article is that I learned about the Light Phone III while scrolling endlessly through articles on my iPhone, something that the Light Phone III absolutely can't do. And ...
Healthline

Can Blue Light Treatment Whiten Teeth?

You can get a brighter smile with a number of different whitening products and techniques available at home or at a dentist’s office. They vary in effectiveness (and price), but none of them provide ...
Healthline

Light vs. Dark Roast Coffee: What’s the Difference?

Dark roast coffee beans are heated to a higher temperature for a longer length of time than light roast coffee beans. These variations in roasting account for differences in the color, density, and ...