You can’t scroll through Instagram without seeing yet another famous face radiating red light from an LED therapy mask. But ...

Learn why researchers say artificial light at night might contribute to sleep disruption, metabolic disorders, and even mood ...

Researchers have cracked a fundamental optical challenge: how to control both angle and wavelength of light independently—a ...

Before we’re old enough to even see over the dashboard, we learn that green means go and red means stop. This internationally recognized traffic light color system is standard in most of the world.

If your garden is full of sun, many great shrubs will love it, producing fabulous flowers and interesting berries. If you’re ...

Artificial light at night impacts everyone - not just shift workers - by disrupting the body’s natural circadian rhythm.