In 1845, Michael Faraday discovered what’s known today as the Faraday Effect—which describes how light and electromagnetism ...

Scientists have recently discovered an interaction between an electromagnetic wave and its own magnetic component as it ...

It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.

Light is part of various disciplines, shaping the world as we know it. In physics, it serves as a measure of speed and makes vision, and the recording of images by the eye and camera lens possible.

Light therapy may improve sleep by helping to regulate your circadian rhythm, promoting alertness during the day and facilitating better sleep at night. Share on Pinterest It may seem counterintuitive ...

Light plays an important role in many aspects of our lives, from our sleep cycles to mental health. If our bodies don’t get the proper light we need, it can cause a chemical change in the brain that ...

Light therapy can be defined as exposure to daylight or specific wavelengths of light for a prescribed amount of time in order to treat seasonal affective disorder, acne, and a myriad of other ...

The shorter daylight hours and reduced sunlight in the fall and winter mean less light exposure, which can make you want to hit snooze on your alarm clock and sleep all day. This case of the seasonal ...